1,547 open clusters by constellation, size, age and distance
Sort any column, or type a name or constellation. The buttons above the map also filter the table. Clusters with their own page on Go Astronomy, such as the Messier and Caldwell clusters, link to it. Ages and distances are from Gaia where Gaia confirmed the cluster.
| Name | Also | Gaia status | Constellation | Mag | Size | Stars | Age, million years | Distance ly | Best |
|---|---|---|---|---|---|---|---|---|---|
| Alessi 1 | Confirmed | Cassiopeia | 159 | 748 | 2,260 | Nov | |||
| Alessi 2 | Confirmed | Camelopardalis | 249 | 264 | 1,970 | Jan | |||
| Alessi 3 | Confirmed | Puppis | 186 | 625 | 902 | Feb | |||
| Alessi 4 | Not confirmed | Antlia | Apr | ||||||
| Alessi 5 | Confirmed | Carina | 571 | 56 | 1,280 | Apr | |||
| Alessi 6 | Confirmed | Circinus | 203 | 366 | 2,810 | Jun | |||
| Alessi 7 | Confirmed | Circinus | 819 | 18 | 1,340 | Jun | |||
| Alessi 8 | Confirmed | Norma | 93 | 101 | 2,130 | Jun | |||
| Alessi 9 | Confirmed | Ara | 310 | 411 | 680 | Aug | |||
| Alessi 10 | Confirmed | Aquila | 194 | 106 | 1,420 | Sep | |||
| Alessi 11 | Not confirmed | Delphinus | Sep | ||||||
| Alessi 12 | Confirmed | Vulpecula | 425 | 122 | 1,760 | Sep | |||
| Alessi 13 | Confirmed | Fornax | 167 | 25 | 340 | Dec | |||
| Alessi 14 | Not confirmed | Monoceros | Feb | ||||||
| Alessi 15 | Confirmed | Monoceros | 17 | 34 | 20,700 | Feb | |||
| Alessi 16 | Confirmed | Monoceros | 10 | 36 | 9,050 | Feb | |||
| Alessi 17 | Confirmed | Puppis | 49 | 240 | 12,800 | Feb | |||
| Alessi 18 | Confirmed | Puppis | 24 | 5.1 | 23,500 | Mar | |||
| Alessi 19 | Confirmed | Ophiuchus | 164 | 37 | 1,870 | Aug | |||
| Alessi 20 | Confirmed | Cassiopeia | 252 | 6.7 | 1,380 | Nov | |||
| Alessi 21 | Confirmed | Monoceros | 279 | 79 | 1,830 | Feb | |||
| Alessi 22 | Confirmed | Andromeda | 49 | 671 | 1,150 | Nov | |||
| Alessi 23 | Confirmed | Cassiopeia | 196 | 368 | 4,020 | Nov | |||
| Alessi 24 | Confirmed | Ara | 371 | 100 | 1,550 | Jul | |||
| Alessi 25 | Confirmed | Circinus | 214 | 5.5 | 2,660 | Jun | |||
| Alessi 26 | Confirmed | Hydra | 37 | 133 | 1,430 | Mar | |||
| Alessi 27 | Confirmed | Cepheus | 108 | 6.4 | 2,860 | Oct | |||
| Alessi 30 | Confirmed | Carina | 138 | 103 | 2,240 | Mar | |||
| Alessi 31 | Confirmed | Serpens | 261 | 150 | 2,150 | Aug | |||
| Alessi 33 | Confirmed | Canis Major | 194 | 16 | 2,540 | Feb | |||
| Alessi 34 | Confirmed | Puppis | 857 | 21 | 1,580 | Mar | |||
| Alessi 35 | Confirmed | Monoceros | 88 | 160 | 3,460 | Feb | |||
| Alessi 36 | Confirmed | Puppis | 198 | 29 | 898 | Feb | |||
| Alessi 37 | Confirmed | Lacerta | 396 | 125 | 2,330 | Oct | |||
| Alessi 38 | Not confirmed | Crux | May | ||||||
| Alessi 40 | Confirmed | Sagittarius | 290 | 123 | 1,840 | Aug | |||
| Alessi 41 | Confirmed | Scorpius | 184 | 409 | 1,860 | Aug | |||
| Alessi 43 | Confirmed | Vela | 519 | 4.4 | 2,990 | Mar | |||
| Alessi 44 | Confirmed | Aquila | 50 | 123 | 2,410 | Sep | |||
| Alessi 46 | Confirmed | Cygnus | 203 | 180 | 2,090 | Sep | |||
| Alessi 47 | Confirmed | Monoceros | 18 | 32 | 684 | Feb | |||
| Alessi 49 | Not confirmed | Carina | Apr | ||||||
| Alessi 50 | Confirmed | Gemini | 133 | 1,930 | 9,690 | Feb | |||
| Alessi 52 | Not confirmed | Crux | May | ||||||
| Alessi 53 | Confirmed | Monoceros | 62 | 472 | 15,800 | Feb | |||
| Alessi 55 | Not confirmed | Monoceros | Feb | ||||||
| Alessi 56 | Not confirmed | Aquila | Aug | ||||||
| Alessi 57 | Not confirmed | Aquila | Aug | ||||||
| Alessi 58 | Not confirmed | Gemini | Feb | ||||||
| Alessi 59 | Confirmed | Monoceros | 10 | 12,700 | Feb | ||||
| Alessi 60 | Confirmed | Monoceros | 178 | 483 | 8,610 | Feb | |||
| Alessi 61 | Not confirmed | Circinus | Jun | ||||||
| Alessi 62 | Confirmed | Hercules | 285 | 426 | 1,980 | Aug | |||
| Alessi 64 | Not confirmed | Lepus | Feb | ||||||
| Alessi 65 | Confirmed | Monoceros | 112 | 166 | 13,100 | Feb | |||
| Alessi 67 | Not confirmed | Pavo | Aug | ||||||
| Alessi 68 | Not confirmed | Aquila | Aug | ||||||
| Alessi 70 | Confirmed | Cassiopeia | 23 | 165 | 5,920 | Oct | |||
| Alessi 71 | Confirmed | Telescopium | 655 | 312 | 1,450 | Aug | |||
| Alessi 72 | Confirmed | Canis Major | 80 | 51 | 4,070 | Feb | |||
| Alessi 80B | Confirmed | Scorpius | 112 | 29 | 3,840 | Aug | |||
| Alessi 84 | Confirmed | Lynx | 128 | 117 | 647 | Feb | |||
| Alessi 87 | Not confirmed | Ara | Jul | ||||||
| Alessi 90 | Not confirmed | Taurus | Feb | ||||||
| Alessi 94 | Confirmed | Andromeda | 86 | 184 | 1,800 | Nov | |||
| Alessi 96 | Confirmed | Auriga | 339 | 207 | 1,050 | Jan | |||
| Alessi 116 | Confirmed | Vulpecula | 198 | 1,090 | 2,940 | Sep | |||
| Alessi 128 | Not confirmed | Carina | Apr | ||||||
| Alessi 129 | Not confirmed | Gemini | Feb | ||||||
| Alessi 135 | Confirmed | Taurus | 103 | 67 | 2,990 | Feb | |||
| Alessi 144 | Confirmed | Canis Minor | 56 | 128 | 2,700 | Feb | |||
| Alessi 145 | Confirmed | Canis Minor | 36 | 182 | 2,050 | Mar | |||
| Alessi 146 | Not confirmed | Carina | Apr | ||||||
| Alessi 147 | Not confirmed | Gemini | Feb | ||||||
| Alessi 158 | Not confirmed | Hercules | Aug | ||||||
| Alessi 161 | Confirmed | Hercules | 157 | 223 | 5,350 | Aug | |||
| Alessi 162 | Not confirmed | Microscopium | Sep | ||||||
| Alessi 165 | Not confirmed | Cancer | Mar | ||||||
| Alessi 167 | Not confirmed | Serpens | Jul | ||||||
| Alessi 168 | Not confirmed | Aquila | Sep | ||||||
| Alessi 169 | Not confirmed | Lacerta | Oct | ||||||
| Alessi 170 | Confirmed | Monoceros | 205 | 542 | 4,420 | Feb | |||
| Alessi 173 | Not confirmed | Monoceros | Feb | ||||||
| Alessi 175 | Not confirmed | Monoceros | Feb | ||||||
| Alessi 176 | Not confirmed | Monoceros | Feb | ||||||
| Alessi 177 | Not confirmed | Monoceros | Feb | ||||||
| Alessi 179 | Not confirmed | Puppis | Mar | ||||||
| Alessi 180 | Not confirmed | Puppis | Mar | ||||||
| Alessi 181 | Not confirmed | Aquila | Aug | ||||||
| Alessi 183 | Not confirmed | Grus | Oct | ||||||
| Alessi 184 | Not confirmed | Hercules | Aug | ||||||
| Alessi 186 | Not confirmed | Hercules | Jul | ||||||
| Alessi 187 | Not confirmed | Ursa Minor | Jun | ||||||
| Alessi 188 | Not confirmed | Libra | Jun | ||||||
| Alessi 189 | Not confirmed | Horologium | Dec | ||||||
| Alessi 190 | Confirmed | Norma | 166 | 175 | 1,810 | Jul | |||
| Alessi 191 | Not confirmed | Hercules | Aug | ||||||
| Alessi 192 | Not confirmed | Puppis | Feb | ||||||
| Alessi 250 | Not confirmed | Scutum | Aug | ||||||
| Alessi 257 | Not confirmed | Crux | May | ||||||
| Alessi 283 | Not confirmed | Canis Major | Feb | ||||||
| Alessi 408 | Not confirmed | Scorpius | Jul | ||||||
| Alessi 432 | Not confirmed | Puppis | Mar | ||||||
| Alessi 443 | Not confirmed | Cassiopeia | Dec | ||||||
| Alpha Persei Cluster | 39, 20 | Confirmed | Perseus | 1.2 | 5.5° | 938 | 56 | 566 | Dec |
| Basel 1 | Confirmed | Scutum | 106 | 210 | 5,810 | Aug | |||
| Basel 4 | Confirmed | Auriga | 163 | 339 | 9,670 | Feb | |||
| Basel 5 | Asterism | Scorpius | Aug | ||||||
| Basel 6 | Not confirmed | Cygnus | Sep | ||||||
| Basel 7 | Not confirmed | Monoceros | Feb | ||||||
| Basel 8 | Confirmed | Monoceros | 52 | 73 | 4,700 | Feb | |||
| Basel 11A | Confirmed | Canis Major | 146 | 135 | 4,300 | Feb | |||
| Basel 11B | Confirmed | Orion | 115 | 284 | 5,530 | Feb | |||
| Basel 12 | Not confirmed | Cygnus | Sep | ||||||
| Basel 14 | Not confirmed | Cygnus | Sep | ||||||
| Basel 15 | Not confirmed | Cygnus | Sep | ||||||
| Basel 17 | Confirmed | Carina | 61 | 77 | 6,820 | Apr | |||
| Basel 18 | Confirmed | Centaurus | 60 | 32 | 5,630 | May | |||
| Basel 20 | Not confirmed | Vela | Mar | ||||||
| Beehive Cluster | M44, NGC 2632 | Confirmed | Cancer | 3.1 | 1.2° | 1314 | 346 | 598 | Mar |
| Berkeley 1 | Confirmed | Cassiopeia | 56 | 101 | 11,900 | Nov | |||
| Berkeley 2 | Confirmed | Cassiopeia | 379 | 598 | 18,100 | Nov | |||
| Berkeley 4 | Confirmed | Cassiopeia | 221 | 17 | 9,690 | Nov | |||
| Berkeley 5 | Confirmed | Cassiopeia | 30 | 1,150 | 23,100 | Dec | |||
| Berkeley 6 | Confirmed | Cassiopeia | 98 | 88 | 9,130 | Dec | |||
| Berkeley 7 | Confirmed | Cassiopeia | 148 | 36 | 8,680 | Dec | |||
| Berkeley 8 | Confirmed | Cassiopeia | 710 | 1,920 | 10,600 | Dec | |||
| Berkeley 9 | Confirmed | Perseus | 234 | 859 | 5,510 | Dec | |||
| Berkeley 10 | Confirmed | Camelopardalis | 329 | 340 | 7,690 | Jan | |||
| Berkeley 11 | Confirmed | Perseus | 162 | 56 | 8,580 | Jan | |||
| Berkeley 12 | Confirmed | Perseus | 389 | 762 | 12,200 | Jan | |||
| Berkeley 13 | Confirmed | Camelopardalis | 226 | 454 | 12,400 | Jan | |||
| Berkeley 14 | Confirmed | Auriga | 316 | 1,260 | 14,300 | Jan | |||
| Berkeley 14A | Confirmed | Auriga | 28 | 37 | 3,550 | Jan | |||
| Berkeley 15 | Confirmed | Auriga | 132 | 76 | 8,380 | Jan | |||
| Berkeley 17 | Confirmed | Auriga | 586 | 3,300 | 9,620 | Jan | |||
| Berkeley 18 | Confirmed | Auriga | 926 | 1,460 | 15,900 | Jan | |||
| Berkeley 19 | Confirmed | Auriga | 114 | 586 | 17,100 | Jan | |||
| Berkeley 20 | Confirmed | Orion | 171 | 1,840 | 25,400 | Jan | |||
| Berkeley 21 | Confirmed | Orion | 158 | 881 | 17,300 | Feb | |||
| Berkeley 22 | Confirmed | Orion | 288 | 789 | 17,400 | Feb | |||
| Berkeley 23 | Confirmed | Gemini | 132 | 1,090 | 16,000 | Feb | |||
| Berkeley 24 | Confirmed | Monoceros | 306 | 1,430 | 14,600 | Feb | |||
| Berkeley 25 | Confirmed | Canis Major | 188 | 929 | 23,200 | Feb | |||
| Berkeley 26 | Not confirmed | Monoceros | Feb | ||||||
| Berkeley 27 | Confirmed | Monoceros | 157 | 532 | 12,600 | Feb | |||
| Berkeley 28 | Confirmed | Monoceros | 117 | 340 | 12,600 | Feb | |||
| Berkeley 29 | Confirmed | Gemini | 53 | 256 | 36,800 | Feb | |||
| Berkeley 30 | Confirmed | Monoceros | 179 | 461 | 14,600 | Feb | |||
| Berkeley 31 | Confirmed | Monoceros | 201 | 1,190 | 19,100 | Feb | |||
| Berkeley 32 | Confirmed | Monoceros | 572 | 3,250 | 10,300 | Feb | |||
| Berkeley 34 | Confirmed | Monoceros | 80 | 193 | 16,500 | Feb | |||
| Berkeley 35 | Confirmed | Canis Minor | 276 | 828 | 15,200 | Feb | |||
| Berkeley 36 | Confirmed | Canis Major | 678 | 1,040 | 12,500 | Feb | |||
| Berkeley 37 | Confirmed | Monoceros | 170 | 1,020 | 14,800 | Feb | |||
| Berkeley 39 | Confirmed | Monoceros | 1203 | 3,130 | 12,400 | Mar | |||
| Berkeley 43 | Confirmed | Aquila | 472 | 75 | 11,200 | Aug | |||
| Berkeley 44 | Confirmed | Sagitta | 351 | 1,010 | 8,770 | Aug | |||
| Berkeley 45 | Confirmed | Aquila | 196 | 229 | 11,600 | Aug | |||
| Berkeley 47 | Confirmed | Sagitta | 99 | 11 | 7,560 | Aug | |||
| Berkeley 49 | Confirmed | Cygnus | 151 | 110 | 9,660 | Sep | |||
| Berkeley 51 | Confirmed | Cygnus | 159 | 50 | 16,200 | Sep | |||
| Berkeley 52 | Confirmed | Vulpecula | 159 | 2,400 | 17,200 | Sep | |||
| Berkeley 53 | Confirmed | Cygnus | 1660 | 565 | 11,100 | Sep | |||
| Berkeley 54 | Confirmed | Cygnus | 298 | 785 | 18,200 | Sep | |||
| Berkeley 55 | Confirmed | Cygnus | 196 | 63 | 9,270 | Sep | |||
| Berkeley 56 | Confirmed | Cygnus | 291 | 1,940 | 28,300 | Sep | |||
| Berkeley 58 | Confirmed | Cassiopeia | 173 | 91 | 9,810 | Nov | |||
| Berkeley 59 | Confirmed | Cepheus | 992 | 5.0 | 3,310 | Nov | |||
| Berkeley 60 | Confirmed | Cassiopeia | 182 | 321 | 11,200 | Nov | |||
| Berkeley 61 | Confirmed | Cassiopeia | 72 | 157 | 10,400 | Nov | |||
| Berkeley 62 | Confirmed | Cassiopeia | 167 | 19 | 8,420 | Nov | |||
| Berkeley 63 | Confirmed | Cassiopeia | 100 | 33 | 15,300 | Dec | |||
| Berkeley 64 | Confirmed | Cassiopeia | 140 | 430 | 15,800 | Dec | |||
| Berkeley 65 | Confirmed | Cassiopeia | 56 | 18 | 6,690 | Dec | |||
| Berkeley 66 | Confirmed | Cassiopeia | 160 | 303 | 13,300 | Dec | |||
| Berkeley 67 | Confirmed | Perseus | 239 | 655 | 6,550 | Jan | |||
| Berkeley 68 | Confirmed | Perseus | 415 | 1,390 | 9,910 | Jan | |||
| Berkeley 69 | Confirmed | Auriga | 216 | 413 | 10,400 | Jan | |||
| Berkeley 70 | Confirmed | Auriga | 291 | 904 | 13,000 | Jan | |||
| Berkeley 71 | Confirmed | Auriga | 190 | 370 | 11,400 | Feb | |||
| Berkeley 72 | Confirmed | Orion | 90 | 298 | 16,600 | Feb | |||
| Berkeley 73 | Confirmed | Monoceros | 136 | 1,340 | 21,200 | Feb | |||
| Berkeley 75 | Confirmed | Canis Major | 103 | 1,860 | 22,300 | Feb | |||
| Berkeley 76 | Confirmed | Canis Major | 76 | 944 | 16,800 | Feb | |||
| Berkeley 77 | Confirmed | Monoceros | 105 | 946 | 12,500 | Feb | |||
| Berkeley 78 | Confirmed | Canis Minor | 191 | 2,250 | 14,200 | Feb | |||
| Berkeley 79 | Confirmed | Aquila | 245 | 85 | 7,670 | Aug | |||
| Berkeley 80 | Confirmed | Aquila | 88 | 72 | 7,440 | Aug | |||
| Berkeley 81 | Confirmed | Aquila | 250 | 225 | 11,300 | Aug | |||
| Berkeley 82 | Confirmed | Aquila | 132 | 93 | 4,340 | Aug | |||
| Berkeley 83 | Confirmed | Vulpecula | 34 | 299 | 15,700 | Sep | |||
| Berkeley 84 | Confirmed | Cygnus | 103 | 47 | 8,290 | Sep | |||
| Berkeley 85 | Confirmed | Cygnus | 569 | 80 | 11,900 | Sep | |||
| Berkeley 86 | Confirmed | Cygnus | 36 | 3.8 | 5,490 | Sep | |||
| Berkeley 87 | Confirmed | Cygnus | 82 | 5.0 | 5,500 | Sep | |||
| Berkeley 88 | Not confirmed | Cygnus | Sep | ||||||
| Berkeley 89 | Confirmed | Cygnus | 351 | 1,110 | 10,500 | Sep | |||
| Berkeley 90 | Confirmed | Cygnus | 165 | 7.5 | 8,920 | Sep | |||
| Berkeley 91 | Confirmed | Cygnus | 82 | 1,860 | 13,600 | Sep | |||
| Berkeley 92 | Confirmed | Cepheus | 105 | 470 | 22,000 | Sep | |||
| Berkeley 93 | Confirmed | Cepheus | 32 | 497 | 29,700 | Oct | |||
| Berkeley 94 | Confirmed | Cepheus | 65 | 12 | 13,000 | Oct | |||
| Berkeley 95 | Confirmed | Cepheus | 381 | 26 | 11,100 | Oct | |||
| Berkeley 96 | Confirmed | Lacerta | 71 | 20 | 12,900 | Oct | |||
| Berkeley 97 | Confirmed | Cepheus | 107 | 71 | 9,420 | Oct | |||
| Berkeley 98 | Confirmed | Lacerta | 265 | 1,220 | 11,900 | Oct | |||
| Berkeley 99 | Confirmed | Cepheus | 167 | 968 | 17,700 | Oct | |||
| Berkeley 100 | Confirmed | Cepheus | 78 | 225 | 15,700 | Oct | |||
| Berkeley 101 | Confirmed | Cepheus | 144 | 217 | 14,500 | Oct | |||
| Berkeley 102 | Confirmed | Cassiopeia | 93 | 1,410 | 25,400 | Nov | |||
| Berkeley 103 | Not confirmed | Cassiopeia | Nov | ||||||
| Berkeley 104 | Confirmed | Cassiopeia | 72 | 573 | 13,200 | Nov | |||
| Bochum 1 | Confirmed | Gemini | 223 | 151 | 12,500 | Feb | |||
| Bochum 2 | Confirmed | Monoceros | 60 | 79 | 14,500 | Feb | |||
| Bochum 3 | Confirmed | Monoceros | 113 | 125 | 7,520 | Feb | |||
| Bochum 5 | Not confirmed | Puppis | Feb | ||||||
| Bochum 6 | Confirmed | Puppis | 53 | 16 | 11,200 | Feb | |||
| Bochum 7 | Not confirmed | Vela | Mar | ||||||
| Bochum 8 | Confirmed | Carina | 250 | 70 | 8,080 | Apr | |||
| Bochum 9 | Not confirmed | Carina | Apr | ||||||
| Bochum 10 | Confirmed | Carina | 292 | 18 | 7,660 | Apr | |||
| Bochum 11 | Confirmed | Carina | 61 | 6.3 | 8,430 | Apr | |||
| Bochum 12 | Not confirmed | Carina | Apr | ||||||
| Bochum 13 | Confirmed | Scorpius | 126 | 5.1 | 5,330 | Jul | |||
| Bochum 14 | Confirmed | Sagittarius | 132 | 13 | 9,250 | Aug | |||
| Bochum 15 | Confirmed | Puppis | 99 | 59 | 11,100 | Mar | |||
| Butterfly Cluster | M6, NGC 6405 | Confirmed | Scorpius | 4.2 | 20′ | 974 | 52 | 1,470 | Aug |
| Caroline's Rose | Caroline's Rose Cluster, NGC 7789, 460 | Confirmed | Cassiopeia | 6.7 | 14′ | 4125 | 1,570 | 6,420 | Nov |
| Christmas Tree Cluster | NGC 2264, 112 | Confirmed | Monoceros | 3.9 | 40′ | 224 | 5.0 | 2,280 | Feb |
| Coathanger | 399 | Asterism | Vulpecula | 3.6 | 1° | Aug | |||
| Collinder 15 | 15, 1 | Confirmed | Cassiopeia | 8.1 | 164 | 28 | 8,480 | Nov | |
| Collinder 21 | 21 | Asterism | Triangulum | 7.3 | 7′ | Dec | |||
| Collinder 29 | 29, 2 | Confirmed | Perseus | 5.9 | 20′ | 453 | 90 | 2,200 | Dec |
| Collinder 33 | 33 | Not confirmed | Cassiopeia | Dec | |||||
| Collinder 34 | 34 | Confirmed | Cassiopeia | 170 | 4.8 | 6,670 | Dec | ||
| Collinder 36 | 36, 3 | Confirmed | Cassiopeia | 7.0 | 29′ | 692 | 38 | 2,160 | Dec |
| Collinder 62 | 62 | Not confirmed | Auriga | 4.2 | 28′ | Jan | |||
| Collinder 65 | 65 | Not confirmed | Orion | 3.0 | 3.7° | Jan | |||
| Collinder 69 | Orion Cluster, 69 | Confirmed | Orion | 2.8 | 1.2° | 1247 | 5.2 | 1,280 | Jan |
| Collinder 70 | Orion Belt Cluster, 70 | Moving group | Orion | 0.6 | 2.3° | Jan | |||
| Collinder 74 | 74 | Confirmed | Orion | 14.4 | 5′ | 195 | 627 | 8,040 | Feb |
| Collinder 89 | 9-12 Geminorum Cluster, 89 | Confirmed | Gemini | 5.7 | 1° | 15 | 20 | 5,900 | Feb |
| Collinder 91 | 91 | Not confirmed | Monoceros | 6.4 | 17′ | Feb | |||
| Collinder 92 | 92 | Not confirmed | Monoceros | 8.6 | 11′ | Feb | |||
| Collinder 95 | 95 | Confirmed | Monoceros | 27′ | 248 | 4.3 | 2,120 | Feb | |
| Collinder 96 | 96 | Not confirmed | Monoceros | 7.3 | 7′ | Feb | |||
| Collinder 97 | 97 | Confirmed | Monoceros | 5.4 | 21′ | 48 | 232 | 16,800 | Feb |
| Collinder 104 | 104 | Confirmed | Monoceros | 9.6 | 21′ | 63 | 14 | 4,930 | Feb |
| Collinder 105 | 105, 5 | Confirmed | Monoceros | 10.9 | 3619 | 2,170 | 9,470 | Feb | |
| Collinder 106 | 106 | Confirmed | Monoceros | 4.6 | 45′ | 125 | 9.9 | 4,660 | Feb |
| Collinder 107 | 107 | Confirmed | Monoceros | 5.1 | 35′ | 99 | 15 | 4,590 | Feb |
| Collinder 110A | 110 | Confirmed | Monoceros | 10.5 | 12′ | 1523 | 1,500 | 6,850 | Feb |
| Collinder 111 | 111 | Not confirmed | Monoceros | 7.0 | 3.2′ | Feb | |||
| Collinder 115 | 115 | Confirmed | Monoceros | 9.2 | 7′ | 451 | 163 | 6,120 | Feb |
| Collinder 121 | 121 | Not confirmed | Canis Major | 2.6 | 50′ | Feb | |||
| Collinder 132 | 132 | Confirmed | Canis Major | 3.6 | 1.6° | 106 | 14 | 2,080 | Feb |
| Collinder 135 | Pi Puppis Cluster, 135 | Confirmed | Puppis | 2.1 | 50′ | 209 | 30 | 965 | Feb |
| Collinder 140 | Tuft in the Tail of the Dog Cluster, 140 | Confirmed | Canis Major | 3.5 | 42′ | 203 | 17 | 1,230 | Feb |
| Collinder 145 | 145, 6 | Not confirmed | Canis Major | 10.0 | 6′ | Feb | |||
| Collinder 146 | 146, 7 | Confirmed | Puppis | 7.9 | 5′ | 267 | 113 | 5,280 | Feb |
| Collinder 168 | 168, 9 | Confirmed | Puppis | 8.7 | 258 | 100 | 8,040 | Mar | |
| Collinder 173 | 173 | Not confirmed | Puppis | 0.6 | 6.2° | Mar | |||
| Collinder 185 | 185 | Confirmed | Puppis | 7.8 | 8′ | 115 | 106 | 4,770 | Mar |
| Collinder 187 | 187 | Not confirmed | Puppis | 9.6 | 7′ | Mar | |||
| Collinder 196 | 196 | Not confirmed | Pyxis | 10.5 | 5′ | Mar | |||
| Collinder 197 | 197 | Confirmed | Vela | 6.7 | 40′ | 183 | 4.0 | 3,010 | Mar |
| Collinder 198 | 198 | Not confirmed | Pyxis | 11.2 | 5′ | Mar | |||
| Collinder 205 | Markarian 18 Cluster, 205 | Confirmed | Vela | 7.8 | 5′ | 112 | 3.3 | 5,770 | Mar |
| Collinder 213 | 213 | Confirmed | Vela | 9.2 | 17′ | 90 | 191 | 7,200 | Apr |
| Collinder 216 | 216, 11 | Confirmed | Carina | 8.1 | 153 | 127 | 11,100 | Apr | |
| Collinder 217 | 217, 12 | Confirmed | Carina | 8.8 | 354 | 865 | 10,700 | Apr | |
| Collinder 219 | 219, 13 | Confirmed | Carina | 11.3 | 313 | 136 | 13,800 | Apr | |
| Collinder 223 | 223 | Not confirmed | Carina | 9.4 | 9′ | Apr | |||
| Collinder 228 | 228 | Confirmed | Carina | 4.4 | 14′ | 44 | 5.2 | 7,510 | Apr |
| Collinder 230 | 230, 14 | Confirmed | Carina | 5.5 | 5′ | 96 | 4.8 | 7,790 | Apr |
| Collinder 231 | 231, 15 | Confirmed | Carina | 7.0 | 15′ | 50 | 8.1 | 7,690 | Apr |
| Collinder 232 | 232 | Not confirmed | Carina | 6.8 | 4′ | Apr | |||
| Collinder 233 | Eta Carinae Cluster, 233, 16 | Confirmed | Carina | 5.0 | 10′ | 247 | 6.2 | 7,490 | Apr |
| Collinder 234 | 234 | Not confirmed | Carina | 5.0 | 3′ | Apr | |||
| Collinder 235 | 235, 17 | Confirmed | Carina | 8.4 | 322 | 52 | 7,870 | Apr | |
| Collinder 236 | 236 | Confirmed | Carina | 7.7 | 10′ | 35 | 40 | 9,370 | Apr |
| Collinder 240 | 240 | Not confirmed | Carina | 0.0 | Apr | ||||
| Collinder 241 | 241, 18 | Confirmed | Carina | 6.9 | 230 | 102 | 4,740 | Apr | |
| Collinder 243 | 243, 19 | Confirmed | Carina | 9.6 | 896 | 2,190 | 7,600 | Apr | |
| Collinder 257 | 257 | Confirmed | Crux | 7.1 | 5′ | 147 | 160 | 3,930 | May |
| Collinder 261 | 261 | Confirmed | Musca | 10.7 | 9′ | 3071 | 2,000 | 8,730 | May |
| Collinder 262 | 262, 20 | Confirmed | Crux | 10.1 | 1692 | 1,580 | 10,700 | May | |
| Collinder 268 | 268 | Confirmed | Musca | 9.5 | 5′ | 234 | 254 | 7,830 | May |
| Collinder 269 | 269 | Confirmed | Musca | 9.2 | 15′ | 102 | 409 | 5,280 | May |
| Collinder 271 | 271 | Confirmed | Centaurus | 8.7 | 5′ | 67 | 64 | 8,300 | May |
| Collinder 272 | 272 | Confirmed | Centaurus | 7.7 | 10′ | 313 | 46 | 6,760 | May |
| Collinder 274 | 274, 21 | Confirmed | Centaurus | 7.7 | 5′ | 151 | 96 | 4,230 | May |
| Collinder 275 | 275 | Not confirmed | Centaurus | 10.2 | 11′ | Jun | |||
| Collinder 277 | 277 | Confirmed | Musca | 9.2 | 15′ | 288 | 944 | 5,200 | Jun |
| Collinder 283 | 283, 22 | Confirmed | Centaurus | 7.9 | 10′ | 273 | 95 | 7,380 | Jun |
| Collinder 292 | 292 | Confirmed | Norma | 7.9 | 15′ | 147 | 81 | 5,740 | Jul |
| Collinder 295 | 295, 23 | Confirmed | Norma | 11.2 | 5′ | 650 | 332 | 8,060 | Jul |
| Collinder 299 | 299 | Confirmed | Norma | 6.9 | 25′ | 626 | 112 | 2,200 | Jul |
| Collinder 302 | Antares Cluster, 302 | Moving group | Scorpius | 1.0 | 8.4° | 16 | 5,380 | 470 | Jul |
| Collinder 307 | 307 | Confirmed | Ara | 9.2 | 5′ | 229 | 187 | 5,940 | Jul |
| Collinder 316 | 316 | Not confirmed | Scorpius | 6.6 | 1.8° | Jul | |||
| Collinder 318 | 318, 24 | Confirmed | Scorpius | 8.6 | 1° | 70 | 216 | 1,350 | Jul |
| Collinder 329 | 329, 25 | Confirmed | Scorpius | 11.7 | 4′ | 912 | 78 | 7,200 | Jul |
| Collinder 331 | 331, 26 | Confirmed | Ophiuchus | 9.5 | 194 | 197 | 4,850 | Jul | |
| Collinder 332 | 332 | Confirmed | Scorpius | 8.9 | 2′ | 350 | 128 | 4,810 | Jul |
| Collinder 333 | 333 | Confirmed | Scorpius | 9.8 | 5′ | 48 | 4.7 | 7,490 | Jul |
| Collinder 336 | 336, 27 | Confirmed | Scorpius | 6.7 | 6′ | 208 | 7.4 | 7,440 | Aug |
| Collinder 337 | 337, 28 | Confirmed | Scorpius | 7.7 | 5′ | 114 | 55 | 4,670 | Aug |
| Collinder 338 | 338 | Confirmed | Scorpius | 8.0 | 20′ | 292 | 115 | 2,120 | Aug |
| Collinder 343 | 343, 29 | Confirmed | Scorpius | 7.5 | 264 | 133 | 4,520 | Aug | |
| Collinder 345 | 345 | Not confirmed | Scorpius | 10.9 | 4.8′ | Aug | |||
| Collinder 347 | 347 | Confirmed | Sagittarius | 8.8 | 10′ | 125 | 6.2 | 8,640 | Aug |
| Collinder 350 | 350 | Confirmed | Ophiuchus | 6.1 | 40′ | 283 | 247 | 1,190 | Aug |
| Collinder 351 | 351 | Confirmed | Sagittarius | 9.3 | 8′ | 199 | 107 | 6,830 | Aug |
| Collinder 355 | 355, 30 | Confirmed | Scorpius | 8.8 | 238 | 219 | 4,430 | Aug | |
| Collinder 357 | 357, 31 | Not confirmed | Sagittarius | 9.8 | 5′ | Aug | |||
| Collinder 367 | 367 | Confirmed | Sagittarius | 6.4 | 40′ | 103 | 4.3 | 3,980 | Aug |
| Collinder 372 | 372, 32 | Confirmed | Serpens | 12.2 | 6′ | 826 | 764 | 5,260 | Aug |
| Collinder 378 | 378, 33 | Confirmed | Sagittarius | 7.8 | 193 | 52 | 4,470 | Aug | |
| Collinder 387 | 387, 34 | Confirmed | Scutum | 8.6 | 7′ | 55 | 65 | 8,970 | Aug |
| Collinder 388 | 388, 35 | Confirmed | Scutum | 9.2 | 5′ | 257 | 22 | 8,720 | Aug |
| Collinder 394 | 394 | Confirmed | Sagittarius | 6.3 | 22′ | 977 | 84 | 2,290 | Aug |
| Collinder 401 | 401 | Not confirmed | Aquila | 7.0 | 1′ | Sep | |||
| Collinder 408 | 408 | Confirmed | Sagitta | 7.7 | 9′ | 102 | 190 | 6,990 | Sep |
| Collinder 419 | 419 | Confirmed | Cygnus | 7.6 | 4.5′ | 514 | 5.3 | 3,270 | Sep |
| Collinder 421 | 421 | Confirmed | Cygnus | 10.1 | 5′ | 366 | 121 | 3,840 | Sep |
| Collinder 427 | 427 | Not confirmed | Cepheus | 13.8 | 4′ | Sep | |||
| Collinder 428 | 428 | Confirmed | Cygnus | 8.7 | 13′ | 47 | 158 | 23,800 | Sep |
| Collinder 458 | 458 | Not confirmed | Cassiopeia | 9.0 | 6′ | Nov | |||
| Collinder 463 | Loch Ness Monster Cluster, 463 | Confirmed | Cassiopeia | 725 | 147 | 2,760 | Dec | ||
| Collinder 464 | 464 | Not confirmed | Camelopardalis | 4.2 | 2° | Jan | |||
| Collinder 465 | 465 | Confirmed | Monoceros | 10.1 | 9′ | 17 | 268 | 9,680 | Feb |
| Collinder 466 | 466 | Not confirmed | Monoceros | 11.1 | 4′ | Feb | |||
| Collinder 468 | 468 | Not confirmed | Sagittarius | 11.0 | 54″ | Aug | |||
| Collinder 469 | 469 | Confirmed | Sagittarius | 9.1 | 2.6′ | 91 | 35 | 7,440 | Aug |
| Collinder 471 | 471 | Confirmed | Cepheus | 2.2° | 75 | 4.8 | 1,110 | Oct | |
| Coma Star Cluster | Coma Berenices Cluster, 256, 111 | Confirmed | Coma Berenices | 1.8 | 2° | 271 | 655 | 278 | May |
| Czernik 1 | Confirmed | Cassiopeia | 54 | 68 | 9,190 | Nov | |||
| Czernik 2 | Confirmed | Cassiopeia | 200 | 314 | 6,250 | Nov | |||
| Czernik 3 | Confirmed | Cassiopeia | 61 | 215 | 12,400 | Nov | |||
| Czernik 4 | Not confirmed | Cassiopeia | Nov | ||||||
| Czernik 5 | Confirmed | Cassiopeia | 169 | 64 | 11,000 | Dec | |||
| Czernik 6 | Confirmed | Cassiopeia | 48 | 42 | 8,900 | Dec | |||
| Czernik 7 | Not confirmed | Cassiopeia | Dec | ||||||
| Czernik 8 | Confirmed | Perseus | 131 | 58 | 8,590 | Dec | |||
| Czernik 9 | Confirmed | Cassiopeia | 74 | 216 | 9,170 | Dec | |||
| Czernik 10 | Confirmed | Cassiopeia | 12 | 130 | 11,200 | Dec | |||
| Czernik 11 | Not confirmed | Cassiopeia | Dec | ||||||
| Czernik 12 | Confirmed | Perseus | 51 | 1,220 | 6,240 | Dec | |||
| Czernik 13 | Confirmed | Cassiopeia | 187 | 117 | 9,840 | Dec | |||
| Czernik 14 | Confirmed | Camelopardalis | 178 | 243 | 9,840 | Dec | |||
| Czernik 15 | Confirmed | Perseus | 177 | 42 | 8,690 | Dec | |||
| Czernik 16 | Confirmed | Perseus | 114 | 83 | 7,840 | Dec | |||
| Czernik 17 | Confirmed | Camelopardalis | 32 | 190 | 17,900 | Jan | |||
| Czernik 18 | Confirmed | Taurus | 99 | 247 | 4,160 | Jan | |||
| Czernik 19 | Confirmed | Auriga | 200 | 142 | 7,460 | Jan | |||
| Czernik 20 | Confirmed | Auriga | 38 | 1,900 | 10,100 | Jan | |||
| Czernik 21 | Confirmed | Auriga | 319 | 1,050 | 10,800 | Jan | |||
| Czernik 23 | Confirmed | Auriga | 174 | 431 | 9,900 | Feb | |||
| Czernik 24 | Confirmed | Orion | 149 | 1,200 | 12,100 | Feb | |||
| Czernik 25 | Confirmed | Orion | 230 | 537 | 6,730 | Feb | |||
| Czernik 26 | Confirmed | Monoceros | 54 | 614 | 22,700 | Feb | |||
| Czernik 27 | Confirmed | Monoceros | 88 | 933 | 13,000 | Feb | |||
| Czernik 29 | Confirmed | Puppis | 62 | 243 | 11,400 | Feb | |||
| Czernik 30 | Confirmed | Monoceros | 170 | 1,080 | 19,900 | Feb | |||
| Czernik 31 | Confirmed | Puppis | 83 | 153 | 9,650 | Mar | |||
| Czernik 37 | Confirmed | Sagittarius | 283 | 104 | 7,830 | Aug | |||
| Czernik 38 | Confirmed | Serpens | 308 | 138 | 7,630 | Aug | |||
| Czernik 39 | Confirmed | Aquila | 155 | 124 | 10,300 | Aug | |||
| Czernik 41 | Confirmed | Vulpecula | 533 | 27 | 8,100 | Sep | |||
| Czernik 42 | Confirmed | Cepheus | 86 | 86 | 13,600 | Oct | |||
| Czernik 43 | Confirmed | Cassiopeia | 224 | 78 | 8,220 | Oct | |||
| Czernik 44 | Confirmed | Cassiopeia | 165 | 88 | 15,300 | Oct | |||
| Czernik 45 | Not confirmed | Cassiopeia | Nov | ||||||
| Dolidze 1 | Confirmed | Cygnus | 49 | 31 | 8,810 | Sep | |||
| Dolidze 3 | Confirmed | Cygnus | 40 | 11 | 6,230 | Sep | |||
| Dolidze 4 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 5 | Confirmed | Cygnus | 183 | 66 | 6,890 | Sep | |||
| Dolidze 6 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 8 | Confirmed | Cygnus | 102 | 3.8 | 3,130 | Sep | |||
| Dolidze 9 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 10 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 11 | Confirmed | Cygnus | 107 | 366 | 6,270 | Sep | |||
| Dolidze 12 | Not confirmed | Cassiopeia | Nov | ||||||
| Dolidze 13 | Confirmed | Cassiopeia | 37 | 27 | 10,300 | Nov | |||
| Dolidze 14 | Not confirmed | Taurus | Jan | ||||||
| Dolidze 15 | Not confirmed | Auriga | Jan | ||||||
| Dolidze 16 | Confirmed | Auriga | 69 | 24 | 3,960 | Jan | |||
| Dolidze 17 | Not confirmed | Orion | Jan | ||||||
| Dolidze 18 | Not confirmed | Auriga | Jan | ||||||
| Dolidze 19 | Not confirmed | Orion | Jan | ||||||
| Dolidze 20 | Not confirmed | Auriga | Jan | ||||||
| Dolidze 21 | Not confirmed | Orion | Jan | ||||||
| Dolidze 22 | Not confirmed | Monoceros | Feb | ||||||
| Dolidze 23 | Not confirmed | Monoceros | Feb | ||||||
| Dolidze 24 | Not confirmed | Monoceros | Feb | ||||||
| Dolidze 25 | Confirmed | Monoceros | 234 | 77 | 13,400 | Feb | |||
| Dolidze 26 | Not confirmed | Canis Minor | Feb | ||||||
| Dolidze 27 | Not confirmed | Ophiuchus | Jul | ||||||
| Dolidze 28 | Not confirmed | Scutum | Aug | ||||||
| Dolidze 29 | Not confirmed | Scutum | Aug | ||||||
| Dolidze 30 | Not confirmed | Scutum | Aug | ||||||
| Dolidze 31 | Not confirmed | Scutum | Aug | ||||||
| Dolidze 32 | Confirmed | Scutum | 315 | 26 | 6,510 | Aug | |||
| Dolidze 33 | Confirmed | Scutum | 38 | 6.8 | 9,500 | Aug | |||
| Dolidze 34 | Not confirmed | Scutum | Aug | ||||||
| Dolidze 35 | Confirmed | Aquila | 60 | 76 | 7,440 | Aug | |||
| Dolidze 36 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 37 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 38 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 39 | Confirmed | Cygnus | 72 | 77 | 11,700 | Sep | |||
| Dolidze 40 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 42 | Confirmed | Cygnus | 31 | 7.6 | 3,640 | Sep | |||
| Dolidze 43 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 44 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 45 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 46 | Not confirmed | Cassiopeia | Oct | ||||||
| Dolidze 47 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 47B | Confirmed | Perseus | 120 | 122 | 6,780 | Dec | |||
| Dolidze 49 | Not confirmed | Monoceros | Feb | ||||||
| Dolidze 50 | Not confirmed | Scorpius | Jul | ||||||
| Dolidze 51 | Not confirmed | Sagittarius | Aug | ||||||
| Dolidze 52 | Not confirmed | Sagittarius | Aug | ||||||
| Dolidze 52A | Confirmed | Sagittarius | 180 | 11 | 6,150 | Aug | |||
| Dolidze 53 | Confirmed | Vulpecula | 64 | 3.8 | 6,370 | Sep | |||
| Dolidze 55 | Not confirmed | Cygnus | Sep | ||||||
| Dolidze 56 | Not confirmed | Cepheus | Oct | ||||||
| Haffner 1 | Confirmed | Canis Major | 654 | 1,250 | 7,580 | Feb | |||
| Haffner 2 | Confirmed | Canis Major | 586 | 1,700 | 23,000 | Feb | |||
| Haffner 3 | Confirmed | Monoceros | 176 | 494 | 7,990 | Feb | |||
| Haffner 4 | Confirmed | Canis Major | 110 | 509 | 13,200 | Feb | |||
| Haffner 5 | Confirmed | Canis Major | 473 | 1,410 | 5,280 | Feb | |||
| Haffner 6 | Confirmed | Canis Major | 402 | 439 | 14,300 | Feb | |||
| Haffner 7 | Confirmed | Canis Major | 136 | 838 | 13,500 | Feb | |||
| Haffner 8 | Confirmed | Canis Major | 179 | 340 | 8,680 | Feb | |||
| Haffner 9 | Confirmed | Canis Major | 254 | 205 | 9,340 | Feb | |||
| Haffner 10 | Confirmed | Puppis | 395 | 327 | 11,300 | Feb | |||
| Haffner 11 | Confirmed | Puppis | 311 | 573 | 17,300 | Feb | |||
| Haffner 13 | Confirmed | Puppis | 726 | 15 | 1,800 | Mar | |||
| Haffner 14 | Confirmed | Puppis | 415 | 268 | 11,700 | Mar | |||
| Haffner 15 | Confirmed | Puppis | 208 | 12 | 10,900 | Mar | |||
| Haffner 16 | Confirmed | Puppis | 125 | 99 | 9,760 | Mar | |||
| Haffner 17 | Confirmed | Puppis | 356 | 91 | 10,400 | Mar | |||
| Haffner 18 | Confirmed | Puppis | 11 | 4.1 | 14,000 | Mar | |||
| Haffner 19 | Confirmed | Puppis | 23 | 79 | 13,100 | Mar | |||
| Haffner 20 | Confirmed | Puppis | 102 | 203 | 12,800 | Mar | |||
| Haffner 21 | Confirmed | Puppis | 109 | 301 | 9,920 | Mar | |||
| Haffner 22 | Confirmed | Puppis | 502 | 1,690 | 8,290 | Mar | |||
| Haffner 23 | Confirmed | Canis Major | 193 | 222 | 6,630 | Feb | |||
| Haffner 24 | Confirmed | Puppis | 27 | 275 | 9,900 | Feb | |||
| Haffner 25 | Not confirmed | Puppis | Mar | ||||||
| Haffner 26 | Confirmed | Puppis | 186 | 673 | 8,980 | Mar | |||
| Harvard 9 | Not confirmed | Norma | Jul | ||||||
| Harvard 13 | Confirmed | Ara | 4.5′ | 412 | 885 | 3,760 | Jul | ||
| Hyades | 41, 50 | Confirmed | Taurus | 0.5 | 5.5° | 927 | 577 | 154 | Jan |
| IC 136 | Other galaxy | Triangulum | 2.7 million | Nov | |||||
| IC 137 | Other galaxy | Triangulum | 2.7 million | Nov | |||||
| IC 140 | Other galaxy | Triangulum | 2.7 million | Nov | |||||
| IC 166 | Confirmed | Cassiopeia | 11.7 | 7.5′ | 1768 | 783 | 14,400 | Dec | |
| IC 348 | Omicron Persei Cloud, 41 | Confirmed | Perseus | 7.3 | 7′ | 302 | 6.0 | 1,020 | Jan |
| IC 361 | 48, 24 | Confirmed | Camelopardalis | 11.7 | 6′ | 895 | 804 | 11,600 | Jan |
| IC 446 | Not confirmed | Monoceros | 5′ | Feb | |||||
| IC 466 | Not confirmed | Monoceros | Feb | ||||||
| IC 1023 | Asterism | Centaurus | 5.1′ | Jun | |||||
| IC 1203 | Asterism | Scorpius | 3.5′ | Jul | |||||
| IC 1207 | Asterism | Scorpius | 2′ | Jul | |||||
| IC 1290 | Asterism | Sagittarius | Aug | ||||||
| IC 1299 | Not confirmed | Vulpecula | 2′ | Aug | |||||
| IC 1304 | Asterism | Cygnus | Sep | ||||||
| IC 1306 | Asterism | Cygnus | Sep | ||||||
| IC 1307 | Asterism | Vulpecula | Sep | ||||||
| IC 1310 | Confirmed | Cygnus | 15′ | 218 | 52 | 12,300 | Sep | ||
| IC 1311 | 414, 36 | Confirmed | Cygnus | 13.1 | 9′ | 812 | 962 | 21,600 | Sep |
| IC 1314 | Asterism | Vulpecula | Sep | ||||||
| IC 1363 | Confirmed | Cygnus | 38 | 282 | 11,800 | Sep | |||
| IC 1369 | 432 | Confirmed | Cygnus | 8.8 | 2′ | 385 | 184 | 11,200 | Sep |
| IC 1396 | Elephant's Trunk Nebula, 439, 37 | Confirmed | Cepheus | 3.5 | 12′ | 693 | 3.6 | 2,950 | Oct |
| IC 1400 | Asterism | Cygnus | Oct | ||||||
| IC 1402 | Asterism | Cygnus | Oct | ||||||
| IC 1434 | 445, 239 | Confirmed | Lacerta | 9.0 | 6′ | 649 | 293 | 10,900 | Oct |
| IC 1442 | Confirmed | Lacerta | 9.1 | 4.2′ | 152 | 46 | 11,100 | Oct | |
| IC 1590 | Pacman Nebula, IC 1590 | NGC 281 | NGC 281W, 8 | Confirmed | Cassiopeia | 7.4 | 25′ | 189 | 12 | 8,830 | Nov |
| IC 1611 | Other galaxy | Tucana | 12.0 | 1.5′ | 204,000 | Nov | |||
| IC 1612 | Other galaxy | Tucana | 12.3 | 1.2′ | 204,000 | Nov | |||
| IC 1624 | Other galaxy | Tucana | 12.4 | 24″ | 204,000 | Nov | |||
| IC 1626 | Other galaxy | Tucana | 13.8 | 1′ | 204,000 | Nov | |||
| IC 1641 | Other galaxy | Tucana | 15.0 | 48″ | 1,200 | 204,000 | Nov | ||
| IC 1655 | Other galaxy | Tucana | 14.0 | 1.7′ | 204,000 | Nov | |||
| IC 1660 | Other galaxy | Tucana | 13.5 | 1.1′ | 110 | 204,000 | Nov | ||
| IC 1662 | Other galaxy | Tucana | 14.0 | 1.2′ | 204,000 | Nov | |||
| IC 1708 | Other galaxy | Hydrus | 1.2′ | 204,000 | Nov | ||||
| IC 1805 | Heart Nebula, 26, 15 | Confirmed | Cassiopeia | 6.5 | 1° | 258 | 3.8 | 6,590 | Dec |
| IC 1805W | Not confirmed | Cassiopeia | Dec | ||||||
| IC 1848 | Soul Nebula, 32 | Confirmed | Cassiopeia | 6.5 | 40′ | 281 | 9.3 | 6,710 | Dec |
| IC 1871 | Not confirmed | Cassiopeia | Dec | ||||||
| IC 2105 | Other galaxy | Dorado | 12.8 | 3′ | 162,000 | Jan | |||
| IC 2111 | Other galaxy | Dorado | 42″ | 162,000 | Jan | ||||
| IC 2117 | Other galaxy | Dorado | 1′ | 162,000 | Jan | ||||
| IC 2128 | Other galaxy | Dorado | 11.1 | 4.8′ | 162,000 | Jan | |||
| IC 2139 | Asterism | Lepus | Jan | ||||||
| IC 2141 | Asterism | Pictor | Feb | ||||||
| IC 2156 | Confirmed | Gemini | 32 | 29 | 8,020 | Feb | |||
| IC 2157 | 80, 4 | Confirmed | Gemini | 8.4 | 6′ | 86 | 74 | 6,310 | Feb |
| IC 2162 | Not confirmed | Orion | Feb | ||||||
| IC 2395 | 192 | Confirmed | Vela | 4.6 | 7′ | 745 | 6.8 | 2,270 | Mar |
| IC 2488 | Strings of Pearl Cluster, 208, 97 | Confirmed | Vela | 7.4 | 18′ | 510 | 181 | 4,260 | Mar |
| IC 2581 | 222 | Confirmed | Carina | 4.3 | 7′ | 153 | 21 | 7,990 | Apr |
| IC 2714 | The Rip-Torn Cluster, 245, 104 | Confirmed | Carina | 8.2 | 15′ | 1285 | 433 | 4,220 | Apr |
| IC 2884 | Asterism | Apr | |||||||
| IC 2948 | Lambda Centauri Nebula | Confirmed | Centaurus | 6′ | 22 | 4.9 | 7,390 | May | |
| IC 3564 | Asterism | Coma Berenices | May | ||||||
| IC 4291 | Confirmed | Centaurus | 9.7 | 5.1′ | 366 | 323 | 8,470 | Jun | |
| IC 4651 | 327, 169 | Confirmed | Ara | 6.9 | 10′ | 1015 | 1,660 | 2,970 | Jul |
| IC 4665 | Summer Beehive Cluster, 349, 179 | Confirmed | Ophiuchus | 4.2 | 1.2° | 308 | 33 | 1,120 | Aug |
| IC 4756 | Graff's Cluster, 386, 210 | Confirmed | Serpens | 4.6 | 40′ | 718 | 838 | 1,520 | Aug |
| IC 4768 | Not confirmed | Scutum | Aug | ||||||
| IC 4955 | Confirmed | Vulpecula | 115 | 9.7 | 6,980 | Sep | |||
| IC 4996 | P Cyg Cluster, 418 | Confirmed | Cygnus | 7.3 | 5′ | 212 | 7.5 | 6,370 | Sep |
| IC 5146 | Cocoon Nebula, 19, 470 | Confirmed | Cygnus | 7.2 | 9′ | 146 | 5.6 | 2,440 | Oct |
| Jewel Box | 94, NGC 4755 | Confirmed | Crux | 4.2 | 10′ | 724 | 23 | 6,450 | May |
| King 1 | Confirmed | Cassiopeia | 888 | 1,050 | 5,620 | Nov | |||
| King 2 | Confirmed | Cassiopeia | 458 | 1,100 | 16,800 | Nov | |||
| King 4 | Confirmed | Cassiopeia | 194 | 146 | 7,770 | Dec | |||
| King 5 | Confirmed | Perseus | 454 | 658 | 7,420 | Dec | |||
| King 6 | Confirmed | Camelopardalis | 446 | 143 | 2,300 | Dec | |||
| King 7 | Confirmed | Perseus | 617 | 191 | 9,330 | Jan | |||
| King 8 | Confirmed | Auriga | 128 | 502 | 15,600 | Feb | |||
| King 9 | Confirmed | Lacerta | 139 | 1,220 | 20,500 | Oct | |||
| King 10 | Confirmed | Cepheus | 397 | 27 | 10,800 | Oct | |||
| King 11 | Confirmed | Cepheus | 1056 | 1,240 | 9,530 | Nov | |||
| King 12 | Confirmed | Cassiopeia | 81 | 20 | 9,150 | Nov | |||
| King 13 | Confirmed | Cassiopeia | 561 | 330 | 11,700 | Nov | |||
| King 14 | Confirmed | Cassiopeia | 154 | 48 | 7,690 | Nov | |||
| King 15 | Confirmed | Cassiopeia | 140 | 232 | 10,300 | Nov | |||
| King 16 | Confirmed | Cassiopeia | 92 | 52 | 9,000 | Nov | |||
| King 17 | Confirmed | Auriga | 58 | 284 | 11,600 | Jan | |||
| King 18 | Confirmed | Cepheus | 143 | 198 | 9,430 | Oct | |||
| King 19 | Confirmed | Cepheus | 262 | 258 | 8,480 | Oct | |||
| King 20 | Confirmed | Cassiopeia | 178 | 73 | 6,030 | Oct | |||
| King 21 | Confirmed | Cassiopeia | 153 | 52 | 9,400 | Nov | |||
| King 23 | Confirmed | Monoceros | 143 | 1,180 | 10,200 | Feb | |||
| King 24 | Confirmed | Puppis | 393 | 718 | 12,200 | Mar | |||
| King 25 | Confirmed | Aquila | 290 | 83 | 9,110 | Aug | |||
| King 26 | Confirmed | Aquila | 138 | 121 | 7,360 | Aug | |||
| King 27 | Confirmed | Vulpecula | 113 | 46 | 14,400 | Sep | |||
| Lambda Centauri Cluster | 100, IC 2944 | Confirmed | Centaurus | 4.5 | 15′ | 25 | 3.9 | 7,710 | May |
| M8 | Lagoon Nebula, NGC 6530 | NGC 6523, 362 | Confirmed | Sagittarius | 5.8 | 14′ | 680 | 3.9 | 4,340 | Aug |
| M16 | Eagle Nebula, NGC 6611 | IC 4703, 375 | Confirmed | Serpens | 6.0 | 6′ | 504 | 6.3 | 5,540 | Aug |
| M17 | Omega Nebula, NGC 6618, 377 | Confirmed | Sagittarius | 7.0 | 11′ | 5,460 | Aug | ||
| M18 | Black Swan Cluster, NGC 6613, 376 | Confirmed | Sagittarius | 6.9 | 5′ | 173 | 30 | 4,890 | Aug |
| M20 | Trifid Nebula, NGC 6514, 360 | Confirmed | Sagittarius | 6.3 | 28′ | 4,080 | Aug | ||
| M21 | Webb's Cross, NGC 6531, 363 | Confirmed | Sagittarius | 5.9 | 14′ | 212 | 5.4 | 3,920 | Aug |
| M23 | NGC 6494, 356 | Confirmed | Sagittarius | 5.5 | 30′ | 1128 | 226 | 2,330 | Aug |
| M24 | Sagittarius Star Cloud, IC 4715 | Asterism | Sagittarius | 4.5 | 1.5° | 10,000 | Aug | ||
| M25 | IC 4725, 382 | Confirmed | Sagittarius | 4.6 | 30′ | 725 | 96 | 2,100 | Aug |
| M26 | NGC 6694, 389 | Confirmed | Scutum | 8.9 | 7′ | 470 | 135 | 5,990 | Aug |
| M29 | Cooling Tower Cluster, NGC 6913, 422 | Confirmed | Cygnus | 6.6 | 7′ | 70 | 6.4 | 5,570 | Sep |
| M34 | Spiral Cluster, NGC 1039, 31 | Confirmed | Perseus | 5.2 | 36′ | 1095 | 122 | 1,600 | Dec |
| M35 | Shoe-Buckle Cluster, NGC 2168, 82 | Confirmed | Gemini | 5.0 | 25′ | 1609 | 162 | 2,730 | Feb |
| M36 | Pinwheel Cluster, NGC 1960, 71 | Confirmed | Auriga | 6.0 | 10′ | 373 | 27 | 3,670 | Jan |
| M37 | January Salt-and-Pepper Cluster, NGC 2099, 75 | Confirmed | Auriga | 5.6 | 14′ | 2424 | 485 | 4,570 | Feb |
| M38 | Starfish Cluster, NGC 1912, 67 | Confirmed | Auriga | 6.4 | 20′ | 1072 | 270 | 3,540 | Jan |
| M39 | NGC 7092, 438 | Confirmed | Cygnus | 4.6 | 30′ | 511 | 126 | 965 | Sep |
| M41 | Little Beehive Cluster, NGC 2287, 118 | Confirmed | Canis Major | 4.5 | 40′ | 948 | 155 | 2,330 | Feb |
| M42 | Great Orion Nebula, NGC 1976 | Confirmed | Orion | 4.0 | 1.1° | 1,300 | Jan | ||
| M46 | NGC 2437, 159 | Confirmed | Puppis | 6.1 | 20′ | 2577 | 432 | 5,070 | Mar |
| M47 | NGC 2422, 152 | Confirmed | Puppis | 4.4 | 25′ | 1129 | 109 | 1,530 | Mar |
| M48 | NGC 2548, 179 | Confirmed | Hydra | 5.8 | 30′ | 778 | 379 | 2,440 | Mar |
| M50 | Heart-Shaped Cluster, NGC 2323, 124 | Confirmed | Monoceros | 5.9 | 14′ | 788 | 144 | 3,120 | Feb |
| M52 | Cassiopeia Salt-and-Pepper Cluster, NGC 7654, 455 | Confirmed | Cassiopeia | 6.9 | 15′ | 1190 | 84 | 5,120 | Oct |
| M67 | Golden-Eye Cluster, NGC 2682 | NGC 2678, 204 | Confirmed | Cancer | 6.9 | 25′ | 1844 | 1,690 | 2,730 | Mar |
| M73 | NGC 6994, 426 | Asterism | Aquarius | 8.9 | 2.8′ | Sep | |||
| M78 | Casper the Friendly Ghost Nebula, NGC 2068 | Confirmed | Orion | 8.0 | 8′ | 102 | 5.9 | 1,270 | Feb |
| M93 | Butterfly Cluster, NGC 2447, 160 | Confirmed | Puppis | 6.2 | 10′ | 1043 | 740 | 3,170 | Mar |
| M103 | NGC 581, 14 | Confirmed | Cassiopeia | 7.4 | 5′ | 211 | 47 | 8,240 | Nov |
| Melotte 31 | 31 | Not confirmed | Auriga | Jan | |||||
| Melotte 66 | 147, 66 | Confirmed | Puppis | 7.8 | 10′ | 1711 | 2,470 | 14,700 | Feb |
| Melotte 71 | Wilk's Cluster, 155, 71 | Confirmed | Puppis | 7.1 | 8′ | 1343 | 1,290 | 6,820 | Mar |
| Melotte 72 | 156, 72 | Confirmed | Monoceros | 10.1 | 5′ | 402 | 1,280 | 7,910 | Mar |
| Melotte 101 | 227, 101 | Confirmed | Carina | 8.0 | 15′ | 606 | 137 | 6,620 | Apr |
| Melotte 105 | 246, 105 | Confirmed | Carina | 8.5 | 4′ | 837 | 289 | 7,230 | Apr |
| Melotte 186 | Taurus Poniatovii Cluster, 359, 186 | Confirmed | Ophiuchus | 3.0 | 6° | 339 | 14 | 1,760 | Aug |
| Melotte 227 | 411, 227 | Not confirmed | Octans | 5.3 | 1° | Sep | |||
| NGC 103 | 1 | Confirmed | Cassiopeia | 9.8 | 5′ | 418 | 195 | 10,300 | Nov |
| NGC 110 | Not confirmed | Cassiopeia | 3.9′ | Nov | |||||
| NGC 129 | 2 | Confirmed | Cassiopeia | 6.5 | 21′ | 561 | 105 | 5,830 | Nov |
| NGC 133 | 3 | Confirmed | Cassiopeia | 9.4 | 7′ | 64 | 159 | 12,900 | Nov |
| NGC 136 | 4 | Confirmed | Cassiopeia | 11.0 | 1.2′ | 178 | 361 | 14,800 | Nov |
| NGC 146 | 5 | Confirmed | Cassiopeia | 9.1 | 6′ | 68 | 18 | 9,010 | Nov |
| NGC 152 | Other galaxy | Tucana | 12.3 | 3′ | 1,900 | 204,000 | Nov | ||
| NGC 176 | Other galaxy | Tucana | 13.0 | 1.2′ | 204,000 | Nov | |||
| NGC 188 | Polarissima Cluster, 1, 6 | Confirmed | Cepheus | 8.1 | 17′ | 1338 | 2,630 | 5,940 | Nov |
| NGC 189 | 462 | Confirmed | Cassiopeia | 8.8 | 3.7′ | 177 | 313 | 4,080 | Nov |
| NGC 206 | Great Star Cloud in Andromeda Galaxy | Other galaxy | Andromeda | 2.5 million | Nov | ||||
| NGC 220 | Other galaxy | Tucana | 14.4 | 1.2′ | 204,000 | Nov | |||
| NGC 222 | Other galaxy | Tucana | 12.6 | 1.2′ | 204,000 | Nov | |||
| NGC 225 | Sailboat Cluster, 7 | Confirmed | Cassiopeia | 7.0 | 12′ | 246 | 93 | 2,220 | Nov |
| NGC 231 | Other galaxy | Tucana | 12.9 | 1.8′ | 204,000 | Nov | |||
| NGC 241 | Other galaxy | Tucana | 54″ | 204,000 | Nov | ||||
| NGC 242 | Other galaxy | Tucana | 48″ | 204,000 | Nov | ||||
| NGC 248 | Other galaxy | Tucana | 1.4′ | 204,000 | Nov | ||||
| NGC 256 | Other galaxy | Tucana | 12.5 | 54″ | 204,000 | Nov | |||
| NGC 265 | Other galaxy | Tucana | 12.2 | 1.2′ | 450 | 204,000 | Nov | ||
| NGC 267 | Magnificent Seven | Other galaxy | Tucana | 2′ | 204,000 | Nov | |||
| NGC 269 | Other galaxy | Tucana | 12.6 | 1.2′ | 204,000 | Nov | |||
| NGC 272 | Not confirmed | Andromeda | Nov | ||||||
| NGC 281E | Not confirmed | Cassiopeia | Nov | ||||||
| NGC 290 | Other galaxy | Tucana | 11.7 | 1.1′ | 300 | 204,000 | Nov | ||
| NGC 294 | Other galaxy | Tucana | 12.2 | 1.7′ | 700 | 204,000 | Nov | ||
| NGC 299 | Other galaxy | Tucana | 11.7 | 54″ | 80 | 204,000 | Nov | ||
| NGC 305 | Not confirmed | Pisces | Nov | ||||||
| NGC 306 | Other galaxy | Tucana | 12.1 | 1.1′ | 204,000 | Nov | |||
| NGC 330 | Other galaxy | Tucana | 9.6 | 2.8′ | 90 | 204,000 | Nov | ||
| NGC 339 | Other galaxy | Tucana | 12.2 | 2.9′ | 5,900 | 204,000 | Nov | ||
| NGC 346 | Other galaxy | Tucana | 8.5′ | 5.0 | 204,000 | Nov | |||
| NGC 358 | Not confirmed | Cassiopeia | Nov | ||||||
| NGC 361 | Other galaxy | Tucana | 11.8 | 2.6′ | 204,000 | Nov | |||
| NGC 366 | 9 | Confirmed | Cassiopeia | 12.0 | 3′ | 158 | 24 | 8,280 | Nov |
| NGC 371 | 5 | Other galaxy | Tucana | 8′ | 204,000 | Nov | |||
| NGC 376 | Other galaxy | Tucana | 10.9 | 1.8′ | 28 | 204,000 | Nov | ||
| NGC 381 | 10 | Confirmed | Cassiopeia | 9.3 | 7′ | 275 | 237 | 3,680 | Nov |
| NGC 395 | Other galaxy | Tucana | 1.5′ | 204,000 | Nov | ||||
| NGC 411 | Other galaxy | Tucana | 12.1 | 2.1′ | 1,950 | 204,000 | Nov | ||
| NGC 416 | Other galaxy | Tucana | 11.8 | 1.7′ | 6,000 | 204,000 | Nov | ||
| NGC 419 | Other galaxy | Tucana | 10.5 | 2.8′ | 2,000 | 204,000 | Nov | ||
| NGC 422 | Other galaxy | Tucana | 13.3 | 1′ | 300 | 204,000 | Nov | ||
| NGC 433 | Confirmed | Cassiopeia | 3.6′ | 253 | 148 | 6,510 | Nov | ||
| NGC 436 | 11, 6 | Confirmed | Cassiopeia | 8.8 | 4′ | 301 | 39 | 10,400 | Nov |
| NGC 456 | Other galaxy | Tucana | 3.8′ | 204,000 | Nov | ||||
| NGC 458 | Other galaxy | Tucana | 11.7 | 2.6′ | 204,000 | Nov | |||
| NGC 460 | Other galaxy | Tucana | 2.6′ | 204,000 | Nov | ||||
| NGC 465 | Other galaxy | Tucana | 5′ | 204,000 | Nov | ||||
| NGC 559 | Ghost's Goblet, 8, 13 | Confirmed | Cassiopeia | 9.5 | 7′ | 887 | 248 | 9,040 | Nov |
| NGC 592 | Other galaxy | Triangulum | 2.7 million | Nov | |||||
| NGC 602 | Flying Lizard Nebula | Other galaxy | Hydrus | 13.0 | 3.2′ | 5.0 | 204,000 | Nov | |
| NGC 609 | 16 | Confirmed | Cassiopeia | 11.0 | 3′ | 611 | 185 | 17,000 | Dec |
| NGC 637 | 17 | Confirmed | Cassiopeia | 8.2 | 4.2′ | 175 | 20 | 8,570 | Dec |
| NGC 643 | Other galaxy | Hydrus | 2.2′ | 204,000 | Nov | ||||
| NGC 643A | Other galaxy | Hydrus | 204,000 | Nov | |||||
| NGC 654 | Fuzzy Butterfly Cluster, 18, 9 | Confirmed | Cassiopeia | 6.5 | 5′ | 453 | 19 | 9,180 | Dec |
| NGC 657 | Not confirmed | Cassiopeia | 3′ | Dec | |||||
| NGC 659 | Yin-Yang Cluster, 19, 10 | Confirmed | Cassiopeia | 7.9 | 5′ | 286 | 42 | 9,680 | Dec |
| NGC 663 | Horseshoe Cluster, 10, 20 | Confirmed | Cassiopeia | 7.1 | 14′ | 1081 | 28 | 8,700 | Dec |
| NGC 743 | Confirmed | Cassiopeia | 5.4′ | 210 | 56 | 3,450 | Dec | ||
| NGC 744 | 22 | Confirmed | Perseus | 7.9 | 11′ | 244 | 344 | 4,260 | Dec |
| NGC 752 | 28, 23 | Confirmed | Andromeda | 5.7 | 1.2° | 442 | 1,420 | 1,410 | Dec |
| NGC 796 | Other galaxy | Hydrus | 1.2′ | 204,000 | Dec | ||||
| NGC 869 | Double Cluster, 14, 24 | Confirmed | Perseus | 3.7 | 30′ | 403 | 18 | 7,440 | Dec |
| NGC 884 | Double Cluster, 14, 25 | Confirmed | Perseus | 3.8 | 30′ | 287 | 18 | 7,480 | Dec |
| NGC 886 | Confirmed | Cassiopeia | 4.8′ | 310 | 298 | 3,260 | Dec | ||
| NGC 956 | 27 | Asterism | Andromeda | 8.9 | 7′ | Dec | |||
| NGC 957 | 28 | Confirmed | Perseus | 7.6 | 11′ | 339 | 20 | 7,200 | Dec |
| NGC 1027 | 30, 16 | Confirmed | Cassiopeia | 6.7 | 18′ | 562 | 114 | 3,540 | Dec |
| NGC 1146 | Not confirmed | Perseus | Dec | ||||||
| NGC 1193 | 35 | Confirmed | Perseus | 12.6 | 3′ | 566 | 2,180 | 16,900 | Dec |
| NGC 1220 | 37 | Confirmed | Perseus | 11.8 | 2′ | 151 | 114 | 8,950 | Dec |
| NGC 1245 | Patrick Starfish Cluster, 38, 18 | Confirmed | Perseus | 8.4 | 30′ | 1165 | 979 | 9,820 | Dec |
| NGC 1252 | Asterism | Horologium | 7.2′ | Dec | |||||
| NGC 1333 | Embryo Nebula | Confirmed | Perseus | 20′ | 31 | 5.3 | 947 | Dec | |
| NGC 1342 | Little Scorpion Cluster, 40, 21 | Confirmed | Perseus | 6.7 | 15′ | 729 | 160 | 2,090 | Dec |
| NGC 1348 | Confirmed | Perseus | 3.6′ | 122 | 56 | 6,730 | Dec | ||
| NGC 1444 | 43 | Confirmed | Perseus | 6.6 | 4′ | 104 | 7.4 | 3,600 | Jan |
| NGC 1496 | 44 | Confirmed | Perseus | 9.6 | 4′ | 126 | 296 | 5,050 | Jan |
| NGC 1498 | Not confirmed | Eridanus | Jan | ||||||
| NGC 1502 | Jolly Roger Cluster, 45 | Confirmed | Camelopardalis | 6.9 | 8′ | 383 | 3.9 | 3,340 | Jan |
| NGC 1513 | 46 | Confirmed | Perseus | 8.4 | 9′ | 559 | 247 | 4,560 | Jan |
| NGC 1520 | Asterism | Mensa | 5.4′ | Jan | |||||
| NGC 1528 | m & m Double Cluster, 47, 23 | Confirmed | Perseus | 6.4 | 25′ | 463 | 209 | 3,250 | Jan |
| NGC 1545 | m & m Double Cluster, 49 | Confirmed | Perseus | 6.2 | 18′ | 250 | 99 | 2,270 | Jan |
| NGC 1548 | Not confirmed | Perseus | 3.6′ | Jan | |||||
| NGC 1557 | Asterism | Hydrus | 7.2′ | Jan | |||||
| NGC 1579 | Northern Trifid Nebula | Confirmed | Perseus | 10′ | 161 | 19 | 1,700 | Jan | |
| NGC 1582 | 51 | Confirmed | Perseus | 7.0 | 37′ | 202 | 135 | 3,100 | Jan |
| NGC 1605 | 52 | Confirmed | Perseus | 10.7 | 5′ | 172 | 215 | 8,920 | Jan |
| NGC 1624 | 53 | Confirmed | Perseus | 11.8 | 5′ | 24 | 21 | 13,900 | Jan |
| NGC 1641 | Asterism | Dorado | 9.6′ | Jan | |||||
| NGC 1647 | Pirate Moon Cluster, 54, 26 | Confirmed | Taurus | 6.4 | 40′ | 982 | 117 | 1,900 | Jan |
| NGC 1662 | 55 | Confirmed | Orion | 6.4 | 20′ | 384 | 345 | 1,320 | Jan |
| NGC 1663 | Asterism | Orion | 14.5 | 7.2′ | Jan | ||||
| NGC 1664 | Kite Cluster, 56, 27 | Confirmed | Auriga | 7.6 | 15′ | 650 | 340 | 4,200 | Jan |
| NGC 1673 | Other galaxy | Mensa | 14.1 | 1′ | 162,000 | Jan | |||
| NGC 1676 | Other galaxy | Dorado | 1.1′ | 162,000 | Jan | ||||
| NGC 1696 | Other galaxy | Dorado | 13.9 | 1.1′ | 162,000 | Jan | |||
| NGC 1702 | Other galaxy | Mensa | 12.5 | 1.2′ | 162,000 | Jan | |||
| NGC 1704 | Other galaxy | Dorado | 11.5 | 1.7′ | 162,000 | Jan | |||
| NGC 1708 | Confirmed | Camelopardalis | 6′ | 165 | 105 | 2,990 | Jan | ||
| NGC 1712 | Other galaxy | Dorado | 4′ | 162,000 | Jan | ||||
| NGC 1714 | Other galaxy | Dorado | 11.6 | 1.1′ | 162,000 | Jan | |||
| NGC 1718 | Other galaxy | Dorado | 12.2 | 1.8′ | 2,050 | 162,000 | Jan | ||
| NGC 1722 | Other galaxy | Dorado | 2.5′ | 162,000 | Jan | ||||
| NGC 1724 | Confirmed | Auriga | 3′ | 34 | 213 | 11,600 | Jan | ||
| NGC 1727 | Other galaxy | Dorado | 2.8′ | 162,000 | Jan | ||||
| NGC 1731 | Other galaxy | Dorado | 4.8′ | 162,000 | Jan | ||||
| NGC 1732 | Other galaxy | Dorado | 12.3 | 1.1′ | 162,000 | Jan | |||
| NGC 1733 | Other galaxy | Dorado | 13.3 | 1.5′ | 162,000 | Jan | |||
| NGC 1734 | Other galaxy | Dorado | 13.1 | 1.2′ | 162,000 | Jan | |||
| NGC 1735 | Other galaxy | Dorado | 10.8 | 1.8′ | 162,000 | Jan | |||
| NGC 1746 | 57, 28 | Asterism | Taurus | 6.1 | 45′ | Jan | |||
| NGC 1747 | Other galaxy | Dorado | 9.4 | 4.4′ | 162,000 | Jan | |||
| NGC 1749 | Other galaxy | Dorado | 13.6 | 1.5′ | 130 | 162,000 | Jan | ||
| NGC 1750 | Confirmed | Taurus | 572 | 149 | 2,290 | Jan | |||
| NGC 1758 | Confirmed | Taurus | 288 | 305 | 2,800 | Jan | |||
| NGC 1761 | Other galaxy | Dorado | 9.9 | 4.2′ | 162,000 | Jan | |||
| NGC 1763 | Bean Nebula | Other galaxy | Dorado | 9.4 | 5.2′ | 162,000 | Jan | ||
| NGC 1764 | Other galaxy | Dorado | 12.6 | 1.1′ | 162,000 | Jan | |||
| NGC 1766 | Other galaxy | Mensa | 12.2 | 1′ | 162,000 | Jan | |||
| NGC 1767 | Other galaxy | Dorado | 10.6 | 1.3′ | 162,000 | Jan | |||
| NGC 1768 | Other galaxy | Dorado | 12.8 | 42″ | 162,000 | Jan | |||
| NGC 1770 | Other galaxy | Dorado | 4.1′ | 162,000 | Jan | ||||
| NGC 1772 | Other galaxy | Dorado | 11.0 | 1.5′ | 162,000 | Jan | |||
| NGC 1774 | Other galaxy | Dorado | 10.8 | 1.7′ | 162,000 | Jan | |||
| NGC 1775 | Other galaxy | Mensa | 12.6 | 1′ | 162,000 | Jan | |||
| NGC 1776 | Other galaxy | Dorado | 13.0 | 1.3′ | 162,000 | Jan | |||
| NGC 1778 | 58 | Confirmed | Auriga | 7.7 | 6′ | 243 | 174 | 5,180 | Jan |
| NGC 1782 | Other galaxy | Dorado | 10.5 | 1.2′ | 162,000 | Jan | |||
| NGC 1785 | Other galaxy | Dorado | 2′ | 162,000 | Jan | ||||
| NGC 1787 | Other galaxy | Dorado | 10.9 | 1.1′ | 162,000 | Jan | |||
| NGC 1790 | Not confirmed | Auriga | Jan | ||||||
| NGC 1791 | Other galaxy | Mensa | 13.1 | 1.2′ | 162,000 | Jan | |||
| NGC 1793 | Other galaxy | Dorado | 12.4 | 1.3′ | 150 | 162,000 | Jan | ||
| NGC 1795 | Other galaxy | Dorado | 12.4 | 1.4′ | 1,850 | 162,000 | Jan | ||
| NGC 1798 | Confirmed | Auriga | 5.4′ | 453 | 923 | 13,600 | Jan | ||
| NGC 1802 | Not confirmed | Taurus | 4.8′ | Jan | |||||
| NGC 1804 | Other galaxy | Dorado | 11.9 | 54″ | 162,000 | Jan | |||
| NGC 1807 | Poor Man's Double Cluster, 59, 29 | Asterism | Taurus | 7.0 | 15′ | Jan | |||
| NGC 1810 | Other galaxy | Dorado | 11.9 | 1.2′ | 80 | 162,000 | Jan | ||
| NGC 1813 | Other galaxy | Mensa | 12.8 | 54″ | 162,000 | Jan | |||
| NGC 1814 | Other galaxy | Dorado | 12.8 | 1.2′ | 162,000 | Jan | |||
| NGC 1815 | Other galaxy | Mensa | 12.4 | 1.2′ | 162,000 | Jan | |||
| NGC 1816 | Other galaxy | Dorado | 13.0 | 54″ | 162,000 | Jan | |||
| NGC 1817 | Poor Man's Double Cluster, 60 | Confirmed | Taurus | 7.7 | 16′ | 718 | 1,330 | 5,340 | Jan |
| NGC 1820 | Other galaxy | Dorado | 11.5 | 7′ | 162,000 | Jan | |||
| NGC 1822 | Other galaxy | Dorado | 13.2 | 1.1′ | 162,000 | Jan | |||
| NGC 1823 | Other galaxy | Mensa | 12.1 | 1′ | 162,000 | Jan | |||
| NGC 1825 | Other galaxy | Dorado | 12.0 | 1′ | 162,000 | Jan | |||
| NGC 1826 | Other galaxy | Dorado | 13.2 | 1.2′ | 162,000 | Jan | |||
| NGC 1828 | Other galaxy | Dorado | 12.5 | 1.2′ | 162,000 | Jan | |||
| NGC 1829 | Other galaxy | Dorado | 1.8′ | 162,000 | Jan | ||||
| NGC 1830 | Other galaxy | Dorado | 12.6 | 1.3′ | 162,000 | Jan | |||
| NGC 1833 | Other galaxy | Mensa | 1.6′ | 162,000 | Jan | ||||
| NGC 1834 | Other galaxy | Dorado | 54″ | 162,000 | Jan | ||||
| NGC 1836 | Other galaxy | Dorado | 12.2 | 1.5′ | 162,000 | Jan | |||
| NGC 1837 | Other galaxy | Mensa | 12.3 | 1.9′ | 162,000 | Jan | |||
| NGC 1838 | Other galaxy | Dorado | 12.9 | 1.3′ | 162,000 | Jan | |||
| NGC 1839 | Other galaxy | Dorado | 11.8 | 1.6′ | 162,000 | Jan | |||
| NGC 1840 | Other galaxy | Mensa | 48″ | 162,000 | Jan | ||||
| NGC 1842 | Other galaxy | Dorado | 14.0 | 1.5′ | 162,000 | Jan | |||
| NGC 1844 | Other galaxy | Dorado | 12.1 | 1.6′ | 170 | 162,000 | Jan | ||
| NGC 1845 | Other galaxy | Mensa | 10.2 | 1.3′ | 162,000 | Jan | |||
| NGC 1847 | Other galaxy | Dorado | 12.5 | 1.8′ | 162,000 | Jan | |||
| NGC 1848 | Other galaxy | Mensa | 9.7 | 1′ | 162,000 | Jan | |||
| NGC 1849 | Other galaxy | Dorado | 12.8 | 1.5′ | 162,000 | Jan | |||
| NGC 1855 | Other galaxy | Dorado | 10.4 | 2.3′ | 162,000 | Jan | |||
| NGC 1857 | 61, 32 | Confirmed | Auriga | 7.0 | 9′ | 173 | 207 | 8,830 | Jan |
| NGC 1858 | Other galaxy | Dorado | 9.9 | 4.4′ | 17 | 162,000 | Jan | ||
| NGC 1859 | Other galaxy | Dorado | 12.3 | 1.5′ | 162,000 | Jan | |||
| NGC 1860 | Other galaxy | Dorado | 11.0 | 1.1′ | 162,000 | Jan | |||
| NGC 1861 | Other galaxy | Mensa | 13.2 | 1.5′ | 162,000 | Jan | |||
| NGC 1862 | Other galaxy | Dorado | 13.3 | 54″ | 162,000 | Jan | |||
| NGC 1863 | Other galaxy | Dorado | 11.0 | 1.4′ | 162,000 | Jan | |||
| NGC 1864 | Other galaxy | Dorado | 12.9 | 1.1′ | 162,000 | Jan | |||
| NGC 1865 | Other galaxy | Dorado | 12.9 | 1.4′ | 162,000 | Jan | |||
| NGC 1867 | Other galaxy | Dorado | 13.3 | 1.5′ | 162,000 | Jan | |||
| NGC 1869 | Other galaxy | Dorado | 2′ | 162,000 | Jan | ||||
| NGC 1871 | Other galaxy | Dorado | 10.1 | 2.3′ | 162,000 | Jan | |||
| NGC 1873 | Other galaxy | Dorado | 10.4 | 2.8′ | 162,000 | Jan | |||
| NGC 1874 | Other galaxy | Dorado | 12.8 | 36″ | 162,000 | Jan | |||
| NGC 1876 | Other galaxy | Dorado | 11.7 | 1.1′ | 162,000 | Jan | |||
| NGC 1878 | Other galaxy | Mensa | 12.9 | 1.1′ | 162,000 | Jan | |||
| NGC 1881 | Other galaxy | Dorado | 1.2′ | 162,000 | Jan | ||||
| NGC 1882 | Other galaxy | Dorado | 12.3 | 1.6′ | 162,000 | Jan | |||
| NGC 1883 | 64 | Confirmed | Auriga | 12.0 | 3′ | 233 | 491 | 14,000 | Jan |
| NGC 1885 | Other galaxy | Dorado | 12.0 | 1.4′ | 162,000 | Jan | |||
| NGC 1887 | Other galaxy | Dorado | 12.7 | 1.5′ | 162,000 | Jan | |||
| NGC 1890 | Other galaxy | Mensa | 12.8 | 1.1′ | 162,000 | Jan | |||
| NGC 1891 | Not confirmed | Columba | Jan | ||||||
| NGC 1893 | The Tadpoles, NGC 1893 | IC 410, 63 | Confirmed | Auriga | 7.5 | 12′ | 207 | 21 | 9,310 | Jan |
| NGC 1894 | Other galaxy | Dorado | 12.2 | 1.4′ | 162,000 | Jan | |||
| NGC 1896 | Confirmed | Auriga | 3.9′ | 53 | 238 | 2,640 | Jan | ||
| NGC 1897 | Other galaxy | Dorado | 13.5 | 1.1′ | 162,000 | Jan | |||
| NGC 1900 | Other galaxy | Dorado | 13.6 | 1.8′ | 162,000 | Jan | |||
| NGC 1901 | Confirmed | Dorado | 11′ | 231 | 282 | 1,360 | Jan | ||
| NGC 1902 | Other galaxy | Dorado | 11.8 | 1.7′ | 162,000 | Jan | |||
| NGC 1905 | Other galaxy | Dorado | 13.2 | 54″ | 162,000 | Jan | |||
| NGC 1907 | 66, 35 | Confirmed | Auriga | 8.2 | 5′ | 478 | 577 | 4,900 | Jan |
| NGC 1910 | S Dor Cluster | Other galaxy | Dorado | 9.7 | 1.5′ | 162,000 | Jan | ||
| NGC 1911 | Other galaxy | Dorado | 36″ | 162,000 | Jan | ||||
| NGC 1913 | Other galaxy | Dorado | 11.1 | 1.3′ | 162,000 | Jan | |||
| NGC 1914 | Other galaxy | Mensa | 12.0 | 1.5′ | 162,000 | Jan | |||
| NGC 1915 | Other galaxy | Dorado | 36″ | 162,000 | Jan | ||||
| NGC 1921 | Other galaxy | Dorado | 12.9 | 1′ | 162,000 | Jan | |||
| NGC 1922 | Other galaxy | Dorado | 11.5 | 1′ | 162,000 | Jan | |||
| NGC 1923 | Other galaxy | Dorado | 11.2 | 1.1′ | 162,000 | Jan | |||
| NGC 1925 | Other galaxy | Dorado | 6′ | 162,000 | Jan | ||||
| NGC 1929 | Other galaxy | Dorado | 48″ | 162,000 | Jan | ||||
| NGC 1931 | The Fly Nebula, 68 | Confirmed | Auriga | 10.1 | 3′ | 56 | 12 | 6,900 | Jan |
| NGC 1933 | Other galaxy | Dorado | 13.8 | 1.3′ | 162,000 | Jan | |||
| NGC 1934 | Other galaxy | Dorado | 10.5 | 1.9′ | 162,000 | Jan | |||
| NGC 1937 | Other galaxy | Dorado | 3.2′ | 162,000 | Jan | ||||
| NGC 1941 | Other galaxy | Dorado | 12.0 | 54″ | 162,000 | Jan | |||
| NGC 1942 | Other galaxy | Dorado | 13.5 | 1.9′ | 162,000 | Jan | |||
| NGC 1946 | Other galaxy | Dorado | 12.6 | 1′ | 162,000 | Jan | |||
| NGC 1948 | Other galaxy | Dorado | 10.6 | 3.9′ | 162,000 | Jan | |||
| NGC 1950 | Other galaxy | Mensa | 13.2 | 1.7′ | 162,000 | Jan | |||
| NGC 1951 | Other galaxy | Dorado | 10.6 | 1.7′ | 162,000 | Jan | |||
| NGC 1959 | Other galaxy | Mensa | 12.2 | 1.6′ | 162,000 | Jan | |||
| NGC 1962 | Other galaxy | Dorado | 11.5 | 1.4′ | 162,000 | Jan | |||
| NGC 1963 | Asterism | Columba | 6.3′ | Jan | |||||
| NGC 1965 | Other galaxy | Dorado | 11.7 | 1.2′ | 162,000 | Jan | |||
| NGC 1966 | Other galaxy | Dorado | 11.8 | 1.1′ | 5.0 | 162,000 | Jan | ||
| NGC 1967 | Other galaxy | Dorado | 10.8 | 54″ | 162,000 | Jan | |||
| NGC 1968 | Other galaxy | Dorado | 8.2 | 5′ | 162,000 | Jan | |||
| NGC 1969 | Other galaxy | Dorado | 12.5 | 1.2′ | 162,000 | Jan | |||
| NGC 1970 | Other galaxy | Dorado | 10.3 | 1.5′ | 162,000 | Jan | |||
| NGC 1971 | Other galaxy | Dorado | 11.9 | 1.1′ | 162,000 | Jan | |||
| NGC 1972 | Other galaxy | Dorado | 12.6 | 54″ | 162,000 | Jan | |||
| NGC 1974 | Other galaxy | Dorado | 10.3 | 1.6′ | 162,000 | Jan | |||
| NGC 1977 | Running Man Nebula | Confirmed | Orion | 10′ | 115 | 98 | 1,330 | Jan | |
| NGC 1980 | The Lost Jewel of Orion, 72 | Confirmed | Orion | 2.5 | 4° | 364 | 6.9 | 1,230 | Jan |
| NGC 1981 | Coal Car Cluster, 73 | Confirmed | Orion | 4.2 | 25′ | 55 | 15 | 1,230 | Jan |
| NGC 1983 | Other galaxy | Dorado | 1′ | 14 | 162,000 | Jan | |||
| NGC 1984 | Other galaxy | Dorado | 10.0 | 1.5′ | 162,000 | Jan | |||
| NGC 1985 | Confirmed | Auriga | 61 | 22 | 5,200 | Jan | |||
| NGC 1994 | Other galaxy | Dorado | 1.6′ | 162,000 | Jan | ||||
| NGC 1996 | Not confirmed | Taurus | 6′ | Jan | |||||
| NGC 1997 | Other galaxy | Dorado | 13.4 | 1.8′ | 162,000 | Jan | |||
| NGC 2000 | Other galaxy | Mensa | 12.1 | 1.6′ | 162,000 | Jan | |||
| NGC 2001 | Other galaxy | Dorado | 7.3′ | 162,000 | Jan | ||||
| NGC 2006 | Other galaxy | Dorado | 10.9 | 1.6′ | 162,000 | Jan | |||
| NGC 2009 | Other galaxy | Dorado | 11.0 | 1.4′ | 162,000 | Jan | |||
| NGC 2010 | Other galaxy | Mensa | 11.7 | 1.9′ | 120 | 162,000 | Jan | ||
| NGC 2011 | Other galaxy | Dorado | 10.6 | 1′ | 162,000 | Jan | |||
| NGC 2013 | Not confirmed | Auriga | Feb | ||||||
| NGC 2015 | Other galaxy | Dorado | 10.4 | 1′ | 162,000 | Jan | |||
| NGC 2016 | Other galaxy | Mensa | 1.8′ | 162,000 | Jan | ||||
| NGC 2017 | Not confirmed | Lepus | 5′ | Jan | |||||
| NGC 2021 | Other galaxy | Dorado | 12.1 | 54″ | 162,000 | Jan | |||
| NGC 2023 | Lump Star | Not confirmed | Orion | Feb | |||||
| NGC 2024 | Flame Nebula | Confirmed | Orion | 2° | Feb | ||||
| NGC 2025 | Other galaxy | Mensa | 10.9 | 1.9′ | 162,000 | Jan | |||
| NGC 2026 | Not confirmed | Taurus | 4.2′ | Feb | |||||
| NGC 2027 | Other galaxy | Dorado | 11.0 | 1.1′ | 162,000 | Jan | |||
| NGC 2028 | Other galaxy | Mensa | 12.9 | 1.1′ | 162,000 | Jan | |||
| NGC 2029 | Seagull Nebula | Other galaxy | Dorado | 12.3 | 1.1′ | 162,000 | Jan | ||
| NGC 2033 | Other galaxy | Dorado | 11.6 | 5.9′ | 162,000 | Jan | |||
| NGC 2034 | Other galaxy | Dorado | 4.5′ | 162,000 | Jan | ||||
| NGC 2036 | Other galaxy | Mensa | 12.8 | 1.6′ | 162,000 | Jan | |||
| NGC 2037 | Other galaxy | Dorado | 10.3 | 2.9′ | 162,000 | Jan | |||
| NGC 2038 | Other galaxy | Mensa | 11.9 | 1.6′ | 162,000 | Jan | |||
| NGC 2039 | Not confirmed | Orion | Feb | ||||||
| NGC 2042 | Other galaxy | Dorado | 9.6 | 54″ | 162,000 | Jan | |||
| NGC 2043 | Other galaxy | Mensa | 42″ | 162,000 | Jan | ||||
| NGC 2044 | Other galaxy | Dorado | 10.6 | 54″ | 162,000 | Jan | |||
| NGC 2046 | Other galaxy | Mensa | 12.6 | 1.1′ | 162,000 | Jan | |||
| NGC 2047 | Other galaxy | Mensa | 13.2 | 54″ | 162,000 | Jan | |||
| NGC 2050 | Other galaxy | Dorado | 9.2 | 3′ | 162,000 | Jan | |||
| NGC 2051 | Other galaxy | Mensa | 11.7 | 1.5′ | 162,000 | Jan | |||
| NGC 2053 | Other galaxy | Dorado | 12.2 | 1.5′ | 162,000 | Jan | |||
| NGC 2055 | Other galaxy | Dorado | 8.4 | 1.9′ | 162,000 | Jan | |||
| NGC 2056 | Other galaxy | Mensa | 11.8 | 1.5′ | 450 | 162,000 | Jan | ||
| NGC 2057 | Other galaxy | Mensa | 12.2 | 1.3′ | 162,000 | Jan | |||
| NGC 2058 | Other galaxy | Mensa | 11.8 | 2.1′ | 162,000 | Jan | |||
| NGC 2059 | Other galaxy | Mensa | 12.8 | 1.1′ | 162,000 | Jan | |||
| NGC 2061 | Not confirmed | Columba | Feb | ||||||
| NGC 2062 | Other galaxy | Dorado | 12.7 | 1.2′ | 162,000 | Feb | |||
| NGC 2063 | Not confirmed | Orion | Feb | ||||||
| NGC 2065 | Other galaxy | Mensa | 11.2 | 2.3′ | 162,000 | Jan | |||
| NGC 2066 | Other galaxy | Mensa | 13.1 | 1′ | 162,000 | Jan | |||
| NGC 2071 | Not confirmed | Orion | 7′ | Feb | |||||
| NGC 2072 | Other galaxy | Mensa | 13.2 | 1′ | 162,000 | Jan | |||
| NGC 2074 | Other galaxy | Dorado | 4′ | 162,000 | Jan | ||||
| NGC 2075 | Other galaxy | Mensa | 11.5 | 48″ | 162,000 | Jan | |||
| NGC 2081 | Other galaxy | Dorado | 8.5′ | 162,000 | Feb | ||||
| NGC 2088 | Other galaxy | Dorado | 12.5 | 1.5′ | 162,000 | Feb | |||
| NGC 2091 | Other galaxy | Dorado | 12.1 | 1.3′ | 162,000 | Feb | |||
| NGC 2092 | Other galaxy | Dorado | 1′ | 162,000 | Feb | ||||
| NGC 2093 | Other galaxy | Dorado | 11.6 | 1.5′ | 162,000 | Feb | |||
| NGC 2094 | Other galaxy | Dorado | 12.8 | 48″ | 162,000 | Feb | |||
| NGC 2095 | Other galaxy | Dorado | 13.1 | 1.5′ | 162,000 | Feb | |||
| NGC 2096 | Other galaxy | Dorado | 11.3 | 1.1′ | 162,000 | Feb | |||
| NGC 2098 | Other galaxy | Dorado | 10.7 | 2.2′ | 162,000 | Feb | |||
| NGC 2102 | Other galaxy | Dorado | 11.4 | 48″ | 162,000 | Feb | |||
| NGC 2107 | Other galaxy | Mensa | 11.5 | 1.7′ | 500 | 162,000 | Feb | ||
| NGC 2109 | Other galaxy | Dorado | 12.2 | 1.6′ | 162,000 | Feb | |||
| NGC 2111 | Other galaxy | Mensa | 12.4 | 1.5′ | 162,000 | Feb | |||
| NGC 2112 | 76 | Confirmed | Orion | 9.1 | 11′ | 1272 | 1,190 | 3,440 | Feb |
| NGC 2113 | Other galaxy | Dorado | 12.3 | 1.1′ | 162,000 | Feb | |||
| NGC 2114 | Other galaxy | Dorado | 12.5 | 1.4′ | 162,000 | Feb | |||
| NGC 2116 | Other galaxy | Dorado | 12.9 | 1.2′ | 162,000 | Feb | |||
| NGC 2117 | Other galaxy | Dorado | 11.7 | 2′ | 162,000 | Feb | |||
| NGC 2118 | Other galaxy | Dorado | 13.4 | 1.6′ | 162,000 | Feb | |||
| NGC 2122 | Other galaxy | Mensa | 10.4 | 6′ | 162,000 | Feb | |||
| NGC 2125 | Other galaxy | Dorado | 1.1′ | 162,000 | Feb | ||||
| NGC 2126 | 78, 39 | Confirmed | Auriga | 10.0 | 5′ | 237 | 1,780 | 4,070 | Feb |
| NGC 2127 | Other galaxy | Dorado | 11.6 | 1.5′ | 162,000 | Feb | |||
| NGC 2129 | 77 | Confirmed | Gemini | 6.7 | 5′ | 145 | 41 | 6,050 | Feb |
| NGC 2132 | Asterism | Pictor | 7.8′ | Feb | |||||
| NGC 2133 | Other galaxy | Mensa | 1.6′ | 162,000 | Feb | ||||
| NGC 2135 | Other galaxy | Dorado | 12.1 | 1.5′ | 162,000 | Feb | |||
| NGC 2137 | Other galaxy | Dorado | 12.7 | 1.1′ | 162,000 | Feb | |||
| NGC 2140 | Other galaxy | Dorado | 12.4 | 1.5′ | 162,000 | Feb | |||
| NGC 2141 | 79 | Confirmed | Orion | 9.4 | 10′ | 1324 | 1,830 | 13,200 | Feb |
| NGC 2143 | Not confirmed | Orion | 6.9′ | Feb | |||||
| NGC 2145 | Other galaxy | Mensa | 12.1 | 1.5′ | 162,000 | Feb | |||
| NGC 2147 | Other galaxy | Dorado | 12.9 | 54″ | 162,000 | Feb | |||
| NGC 2151 | Other galaxy | Dorado | 1.3′ | 162,000 | Feb | ||||
| NGC 2158 | 81, 40 | Confirmed | Gemini | 8.6 | 5′ | 1958 | 1,860 | 12,100 | Feb |
| NGC 2160 | Other galaxy | Dorado | 12.2 | 1.4′ | 162,000 | Feb | |||
| NGC 2164 | Other galaxy | Dorado | 10.3 | 2.8′ | 200 | 162,000 | Feb | ||
| NGC 2165 | Not confirmed | Auriga | Feb | ||||||
| NGC 2166 | Other galaxy | Dorado | 12.9 | 1.4′ | 162,000 | Feb | |||
| NGC 2169 | The 37 Cluster, 83 | Confirmed | Orion | 5.9 | 5′ | 133 | 5.3 | 3,050 | Feb |
| NGC 2172 | Other galaxy | Dorado | 11.8 | 1.7′ | 162,000 | Feb | |||
| NGC 2175 | Monkey Head Nebula, NGC 2175 | NGC 2174, 84 | Confirmed | Orion | 6.8 | 5′ | 32 | 6.1 | 5,770 | Feb |
| NGC 2176 | Other galaxy | Dorado | 1.1′ | 162,000 | Feb | ||||
| NGC 2177 | Other galaxy | Dorado | 12.8 | 1.5′ | 162,000 | Feb | |||
| NGC 2180 | Asterism | Orion | 4.2′ | Feb | |||||
| NGC 2183 | Confirmed | Monoceros | 277 | 5.9 | 2,670 | Feb | |||
| NGC 2184 | Confirmed | Orion | 6.6′ | 25 | 135 | 2,070 | Feb | ||
| NGC 2186 | 85 | Confirmed | Orion | 8.7 | 4′ | 190 | 344 | 6,970 | Feb |
| NGC 2189 | Not confirmed | Orion | Feb | ||||||
| NGC 2192 | 86, 42 | Confirmed | Auriga | 10.9 | 6′ | 297 | 1,070 | 12,400 | Feb |
| NGC 2194 | 87, 43 | Confirmed | Orion | 8.5 | 5′ | 1113 | 511 | 10,100 | Feb |
| NGC 2202 | Not confirmed | Orion | 4.8′ | Feb | |||||
| NGC 2204 | 88, 44 | Confirmed | Canis Major | 8.6 | 13′ | 974 | 1,830 | 13,400 | Feb |
| NGC 2213 | Other galaxy | Mensa | 12.4 | 2.1′ | 1,850 | 162,000 | Feb | ||
| NGC 2214 | Other galaxy | Dorado | 10.9 | 3.1′ | 162,000 | Feb | |||
| NGC 2215 | 90, 45 | Confirmed | Monoceros | 8.4 | 8′ | 192 | 450 | 3,020 | Feb |
| NGC 2219 | Not confirmed | Monoceros | 4.2′ | Feb | |||||
| NGC 2220 | Asterism | Puppis | Feb | ||||||
| NGC 2224 | Not confirmed | Gemini | Feb | ||||||
| NGC 2225 | NGC 2225 | NGC 2226 | Confirmed | Monoceros | 3.6′ | 164 | 1,460 | 9,950 | Feb | |
| NGC 2232 | Double Wedge Cluster, 93 | Confirmed | Monoceros | 3.9 | 45′ | 286 | 13 | 1,040 | Feb |
| NGC 2234 | Not confirmed | Gemini | 4.2′ | Feb | |||||
| NGC 2236 | 94 | Confirmed | Monoceros | 8.5 | 6′ | 586 | 853 | 8,300 | Feb |
| NGC 2240 | Not confirmed | Auriga | 3.6′ | Feb | |||||
| NGC 2241 | Other galaxy | Dorado | 13.2 | 1.6′ | 162,000 | Feb | |||
| NGC 2243 | 98, 46 | Confirmed | Canis Major | 9.4 | 4′ | 1380 | 2,750 | 12,800 | Feb |
| NGC 2244 | Rosette Nebula, 50, 99 | Confirmed | Monoceros | 4.8 | 30′ | 360 | 4.1 | 4,620 | Feb |
| NGC 2248 | Not confirmed | Gemini | Feb | ||||||
| NGC 2250 | 100 | Not confirmed | Monoceros | 8.9 | 7′ | Feb | |||
| NGC 2251 | 101 | Confirmed | Monoceros | 7.3 | 10′ | 221 | 491 | 4,540 | Feb |
| NGC 2252 | 102 | Not confirmed | Monoceros | 7.7 | 20′ | Feb | |||
| NGC 2254 | 103 | Confirmed | Monoceros | 9.1 | 4′ | 220 | 321 | 7,610 | Feb |
| NGC 2259 | 108, 48 | Confirmed | Monoceros | 10.8 | 3′ | 184 | 350 | 8,990 | Feb |
| NGC 2260 | Not confirmed | Monoceros | Feb | ||||||
| NGC 2262 | 109 | Confirmed | Monoceros | 11.3 | 3.5′ | 337 | 432 | 10,800 | Feb |
| NGC 2265 | Not confirmed | Gemini | 4.5′ | Feb | |||||
| NGC 2266 | 113, 50 | Confirmed | Gemini | 9.5 | 5′ | 392 | 798 | 10,900 | Feb |
| NGC 2269 | Head Hunter Cluster, 114 | Confirmed | Monoceros | 10.0 | 4′ | 112 | 208 | 6,950 | Feb |
| NGC 2270 | Not confirmed | Monoceros | 5.4′ | Feb | |||||
| NGC 2281 | Broken Heart Cluster, 116, 51 | Confirmed | Auriga | 5.4 | 15′ | 717 | 274 | 1,700 | Feb |
| NGC 2282 | Confirmed | Monoceros | 105 | 45 | 5,480 | Feb | |||
| NGC 2286 | 117 | Confirmed | Monoceros | 7.5 | 14′ | 294 | 436 | 7,270 | Feb |
| NGC 2301 | Great Bird Cluster, 119, 54 | Confirmed | Monoceros | 6.0 | 12′ | 828 | 139 | 2,740 | Feb |
| NGC 2302 | NGC 2302 | NGC 2299 | Confirmed | Monoceros | 8.9 | 4.8′ | 139 | 152 | 3,810 | Feb |
| NGC 2304 | 120, 55 | Confirmed | Gemini | 10.0 | 4′ | 201 | 1,240 | 11,800 | Feb |
| NGC 2306 | Not confirmed | Monoceros | 6.6′ | Feb | |||||
| NGC 2309 | 122, 56 | Confirmed | Monoceros | 10.5 | 3′ | 458 | 198 | 7,810 | Feb |
| NGC 2311 | 123 | Confirmed | Monoceros | 9.6 | 6′ | 87 | 97 | 6,590 | Feb |
| NGC 2312 | Not confirmed | Monoceros | 3′ | Feb | |||||
| NGC 2316 | Confirmed | Monoceros | 27 | 8.4 | 4,140 | Feb | |||
| NGC 2318 | Confirmed | Canis Major | 4.5′ | 231 | 456 | 4,300 | Feb | ||
| NGC 2319 | Not confirmed | Monoceros | 6′ | Feb | |||||
| NGC 2324 | 125, 59 | Confirmed | Monoceros | 8.4 | 9′ | 642 | 600 | 12,700 | Feb |
| NGC 2327 | Parrot Nebula | Confirmed | Canis Major | 345 | 4.4 | 3,600 | Feb | ||
| NGC 2331 | 126 | Not confirmed | Gemini | 8.5 | 18′ | Feb | |||
| NGC 2335 | 127, 60 | Confirmed | Monoceros | 7.2 | 10′ | 212 | 148 | 5,210 | Feb |
| NGC 2338 | Not confirmed | Monoceros | 3.3′ | Feb | |||||
| NGC 2343 | Doublemint Cluster, 128 | Confirmed | Monoceros | 6.7 | 7.5′ | 277 | 163 | 3,430 | Feb |
| NGC 2345 | 129, 61 | Confirmed | Canis Major | 7.7 | 10′ | 620 | 81 | 8,250 | Feb |
| NGC 2348 | Asterism | Volans | 5.7′ | Feb | |||||
| NGC 2349 | Not confirmed | Monoceros | 5.1′ | Feb | |||||
| NGC 2351 | Not confirmed | Monoceros | 3′ | Feb | |||||
| NGC 2352 | Not confirmed | Canis Major | 4.8′ | Feb | |||||
| NGC 2353 | Avery's Island, 130, 62 | Confirmed | Monoceros | 7.1 | 20′ | 288 | 146 | 3,720 | Feb |
| NGC 2354 | 131 | Confirmed | Canis Major | 6.5 | 20′ | 399 | 1,100 | 4,010 | Feb |
| NGC 2355 | 133, 63 | Confirmed | Gemini | 9.7 | 5′ | 572 | 1,710 | 5,710 | Feb |
| NGC 2358 | Confirmed | Canis Major | 9.6′ | 169 | 419 | 2,930 | Feb | ||
| NGC 2360 | Caroline's Cluster, 58, 134 | Confirmed | Canis Major | 7.2 | 13′ | 1188 | 1,450 | 3,400 | Feb |
| NGC 2364 | Not confirmed | Monoceros | Feb | ||||||
| NGC 2367 | Charlie Brown's Christmas Tree, 137 | Confirmed | Canis Major | 7.9 | 3.5′ | 73 | 16 | 7,300 | Feb |
| NGC 2368 | 138 | Not confirmed | Monoceros | 11.8 | 5′ | Feb | |||
| NGC 2374 | 139 | Confirmed | Canis Major | 8.0 | 19′ | 177 | 455 | 4,030 | Feb |
| NGC 2383 | 141 | Confirmed | Canis Major | 8.4 | 5′ | 391 | 286 | 10,000 | Feb |
| NGC 2384 | 142 | Confirmed | Canis Major | 7.4 | 2.5′ | 68 | 67 | 8,530 | Feb |
| NGC 2394 | Asterism | Canis Minor | Feb | ||||||
| NGC 2395 | 144 | Not confirmed | Gemini | 8.0 | 12′ | Feb | |||
| NGC 2396 | 148 | Confirmed | Puppis | 7.4 | 10′ | 223 | 173 | 4,510 | Feb |
| NGC 2401 | 149 | Confirmed | Puppis | 12.6 | 2′ | 84 | 91 | 13,600 | Feb |
| NGC 2408 | Not confirmed | Camelopardalis | Mar | ||||||
| NGC 2409 | Firsse 213 | Confirmed | Puppis | 7.3 | 17′ | 118 | 248 | 4,080 | Feb |
| NGC 2413 | Not confirmed | Puppis | 4.8′ | Feb | |||||
| NGC 2414 | 150 | Confirmed | Puppis | 7.9 | 4′ | 186 | 21 | 14,700 | Feb |
| NGC 2420 | Twinkling Comet Cluster, NGC 2420 | NGC 2429, 154 | Confirmed | Gemini | 8.3 | 7′ | 761 | 2,250 | 7,540 | Mar |
| NGC 2421 | 151, 67 | Confirmed | Puppis | 8.3 | 8′ | 629 | 77 | 8,070 | Mar |
| NGC 2423 | 153, 70 | Confirmed | Puppis | 6.7 | 20′ | 571 | 1,180 | 2,960 | Mar |
| NGC 2425 | Confirmed | Puppis | 5.4′ | 547 | 1,980 | 10,100 | Mar | ||
| NGC 2428 | Confirmed | Puppis | 4.5′ | 274 | 944 | 4,270 | Mar | ||
| NGC 2430 | Not confirmed | Puppis | 4.2′ | Mar | |||||
| NGC 2432 | 157, 73 | Confirmed | Puppis | 10.2 | 4′ | 294 | 975 | 5,760 | Mar |
| NGC 2439 | Bold Arrow Cluster, 158, 74 | Confirmed | Puppis | 6.9 | 9′ | 764 | 58 | 10,900 | Mar |
| NGC 2448 | Confirmed | Puppis | 6′ | 192 | 155 | 3,480 | Mar | ||
| NGC 2451A | Stinging Scorpion Cluster, NGC 2451A | NGC 2451, 161 | Confirmed | Puppis | 2.8 | 45′ | 407 | 26 | 620 | Mar |
| NGC 2451B | Confirmed | Puppis | 615 | 28 | 1,200 | Mar | |||
| NGC 2453 | 162 | Confirmed | Puppis | 8.3 | 5′ | 212 | 122 | 13,100 | Mar |
| NGC 2455 | 163, 77 | Confirmed | Puppis | 10.2 | 5′ | 286 | 604 | 9,300 | Mar |
| NGC 2459 | Not confirmed | Canis Minor | 2.7′ | Mar | |||||
| NGC 2467 | Skull and Crossbones Nebula, 164 | Confirmed | Puppis | 7.1 | 8′ | 21 | 248 | 13,000 | Mar |
| NGC 2477 | Electric Guitar Cluster, 71, 165 | Confirmed | Puppis | 5.8 | 27′ | 3543 | 701 | 4,510 | Mar |
| NGC 2479 | 167, 8 | Confirmed | Puppis | 9.6 | 7′ | 225 | 1,310 | 5,030 | Mar |
| NGC 2482 | 166 | Confirmed | Puppis | 7.3 | 12′ | 192 | 541 | 4,200 | Mar |
| NGC 2483 | Confirmed | Puppis | 7.6 | 3.3′ | 47 | 107 | 11,600 | Mar | |
| NGC 2489 | 169, 79 | Confirmed | Puppis | 7.9 | 7′ | 384 | 338 | 6,100 | Mar |
| NGC 2506 | 54, 170 | Confirmed | Monoceros | 7.6 | 12′ | 2465 | 2,410 | 10,200 | Mar |
| NGC 2509 | 171, 81 | Confirmed | Puppis | 9.3 | 10′ | 447 | 1,640 | 7,920 | Mar |
| NGC 2527 | NGC 2527 | NGC 2520, 174 | Confirmed | Puppis | 6.5 | 22′ | 389 | 820 | 2,030 | Mar |
| NGC 2533 | 175 | Confirmed | Puppis | 7.6 | 3.5′ | 261 | 729 | 8,540 | Mar |
| NGC 2539 | The Dish Cluster, 176, 83 | Confirmed | Puppis | 6.5 | 21′ | 681 | 1,080 | 4,080 | Mar |
| NGC 2546 | Heart and Dagger Cluster, 178 | Confirmed | Puppis | 6.3 | 40′ | 499 | 165 | 2,960 | Mar |
| NGC 2547 | Golden Earring Cluster, 177, 84 | Confirmed | Vela | 4.7 | 25′ | 675 | 22 | 1,250 | Mar |
| NGC 2567 | 180, 86 | Confirmed | Puppis | 7.4 | 10′ | 389 | 889 | 5,360 | Mar |
| NGC 2568 | Confirmed | Puppis | 159 | 151 | 15,100 | Mar | |||
| NGC 2571 | 181 | Confirmed | Puppis | 7.0 | 13′ | 267 | 18 | 4,170 | Mar |
| NGC 2579 | 182 | Not confirmed | Puppis | 7.5 | 1.5′ | Mar | |||
| NGC 2580 | 183 | Confirmed | Puppis | 9.7 | 7′ | 195 | 904 | 13,400 | Mar |
| NGC 2587 | 184 | Confirmed | Puppis | 9.2 | 9′ | 208 | 679 | 9,300 | Mar |
| NGC 2588 | 186 | Confirmed | Puppis | 11.8 | 2′ | 122 | 491 | 14,700 | Mar |
| NGC 2609 | Not confirmed | Carina | 3.6′ | Mar | |||||
| NGC 2627 | 188, 87 | Confirmed | Pyxis | 8.4 | 8′ | 549 | 1,890 | 5,570 | Mar |
| NGC 2635 | 190, 89 | Confirmed | Pyxis | 11.2 | 3′ | 215 | 445 | 16,100 | Mar |
| NGC 2645 | Confirmed | Vela | 7.3 | 6.6′ | 136 | 40 | 5,610 | Mar | |
| NGC 2658 | 195, 90 | Confirmed | Pyxis | 9.2 | 9′ | 845 | 442 | 12,500 | Mar |
| NGC 2659 | 194, 91 | Confirmed | Vela | 8.6 | 10′ | 101 | 96 | 6,460 | Mar |
| NGC 2660 | 193, 92 | Confirmed | Vela | 8.8 | 1.5′ | 952 | 979 | 8,870 | Mar |
| NGC 2664 | Not confirmed | Cancer | 6.6′ | Mar | |||||
| NGC 2666 | Not confirmed | Lynx | Mar | ||||||
| NGC 2666A | Not confirmed | Lynx | Mar | ||||||
| NGC 2669 | 199 | Confirmed | Vela | 6.1 | 12′ | 335 | 115 | 3,640 | Mar |
| NGC 2670 | 200, 93 | Confirmed | Vela | 7.8 | 15′ | 315 | 105 | 4,670 | Mar |
| NGC 2671 | 201 | Confirmed | Vela | 11.6 | 4′ | 634 | 254 | 4,400 | Mar |
| NGC 2818 | NGC 2818 | NGC 2818A, 206 | Confirmed | Pyxis | 11.6 | 42″ | 496 | 1,080 | 9,630 | Mar |
| NGC 2849 | 207 | Confirmed | Vela | 12.5 | 2.3′ | 276 | 710 | 16,800 | Mar |
| NGC 2866 | Confirmed | Vela | 10.2 | 2.7′ | 152 | 62 | 8,700 | Mar | |
| NGC 2910 | 209 | Confirmed | Vela | 7.2 | 5′ | 422 | 116 | 4,040 | Mar |
| NGC 2925 | 210 | Confirmed | Vela | 8.3 | 12′ | 273 | 134 | 2,410 | Apr |
| NGC 2932 | Asterism | Vela | 4.8′ | Apr | |||||
| NGC 2972 | 211 | Confirmed | Vela | 9.9 | 4′ | 181 | 349 | 6,170 | Apr |
| NGC 2982 | Not confirmed | Vela | 4.2′ | Apr | |||||
| NGC 2995 | Asterism | Vela | Apr | ||||||
| NGC 3033 | 212 | Confirmed | Vela | 8.8 | 5′ | 175 | 421 | 5,640 | Apr |
| NGC 3036 | Not confirmed | Carina | 4.8′ | Apr | |||||
| NGC 3105 | 214 | Confirmed | Vela | 9.7 | 2′ | 187 | 43 | 22,800 | Apr |
| NGC 3114 | Hand Cluster, 215, 98 | Confirmed | Carina | 4.2 | 36′ | 1624 | 166 | 3,220 | Apr |
| NGC 3228 | Queen's Cache Cluster, 218 | Confirmed | Vela | 6.0 | 5′ | 200 | 30 | 1,560 | Apr |
| NGC 3231 | Asterism | Ursa Major | Apr | ||||||
| NGC 3247 | Whirling Dervish Nebula, 220 | Confirmed | Carina | 7.6 | 233 | 205 | 7,550 | Apr | |
| NGC 3255 | 221 | Confirmed | Carina | 11.0 | 2′ | 203 | 262 | 17,300 | Apr |
| NGC 3293 | Gem Cluster, 224, 100 | Confirmed | Carina | 4.7 | 8′ | 322 | 15 | 7,600 | Apr |
| NGC 3324 | The Gabriela Mistral Nebula, 225 | Confirmed | Carina | 6.7 | 16′ | 37 | 6.0 | 7,890 | Apr |
| NGC 3330 | 226 | Confirmed | Vela | 7.4 | 6′ | 161 | 111 | 5,300 | Apr |
| NGC 3446 | Not confirmed | Vela | 7.5′ | Apr | |||||
| NGC 3496 | 237 | Confirmed | Carina | 8.2 | 9′ | 703 | 352 | 7,470 | Apr |
| NGC 3519 | Confirmed | Carina | 7.7 | 4.8′ | 277 | 480 | 6,760 | Apr | |
| NGC 3520 | Not confirmed | Crater | Apr | ||||||
| NGC 3572 | 239 | Confirmed | Carina | 6.6 | 6′ | 50 | 4.9 | 7,910 | Apr |
| NGC 3576 | Statue of Liberty Nebula | Not confirmed | Carina | Apr | |||||
| NGC 3590 | 242 | Confirmed | Carina | 8.2 | 4′ | 164 | 22 | 7,860 | Apr |
| NGC 3603 | 244 | Confirmed | Carina | 9.1 | 2.5′ | 215 | 7.1 | 22,100 | Apr |
| NGC 3680 | 247, 106 | Confirmed | Centaurus | 7.6 | 12′ | 146 | 1,490 | 3,340 | Apr |
| NGC 3909 | Not confirmed | Centaurus | 6.6′ | May | |||||
| NGC 3960 | 250, 108 | Confirmed | Centaurus | 8.3 | 6′ | 670 | 809 | 7,200 | May |
| NGC 4052 | 251 | Confirmed | Crux | 8.8 | 10′ | 259 | 218 | 8,350 | May |
| NGC 4103 | The Longtail, 252, 109 | Confirmed | Crux | 7.4 | 9′ | 435 | 30 | 6,190 | May |
| NGC 4184 | Confirmed | Crux | 6′ | 71 | 317 | 9,610 | May | ||
| NGC 4230 | 253 | Asterism | Centaurus | 9.4 | 7′ | May | |||
| NGC 4337 | 254 | Confirmed | Crux | 8.9 | 3.5′ | 489 | 1,410 | 7,870 | May |
| NGC 4349 | 255, 110 | Confirmed | Crux | 7.4 | 15′ | 910 | 352 | 5,830 | May |
| NGC 4439 | 259 | Confirmed | Crux | 8.4 | 4′ | 129 | 94 | 6,040 | May |
| NGC 4463 | 260 | Confirmed | Musca | 7.2 | 5′ | 167 | 35 | 5,720 | May |
| NGC 4609 | Coalsack Cluster, 98, 263 | Confirmed | Crux | 6.9 | 6′ | 427 | 66 | 4,560 | May |
| NGC 4815 | 265 | Confirmed | Musca | 8.6 | 3′ | 886 | 258 | 10,200 | May |
| NGC 4852 | 266, 116 | Confirmed | Centaurus | 8.9 | 10′ | 288 | 104 | 4,040 | May |
| NGC 4937 | Asterism | Centaurus | May | ||||||
| NGC 5043 | Not confirmed | Centaurus | 5.5′ | May | |||||
| NGC 5045 | Confirmed | Centaurus | 20′ | 40 | 20 | 6,220 | May | ||
| NGC 5120 | Confirmed | Centaurus | 10.8 | 51 | 11 | 20,600 | May | ||
| NGC 5138 | 270 | Confirmed | Centaurus | 5.3 | 7′ | 249 | 175 | 5,960 | May |
| NGC 5155 | Asterism | Centaurus | 6.3′ | May | |||||
| NGC 5168 | 273 | Confirmed | Centaurus | 9.1 | 4′ | 324 | 378 | 9,560 | May |
| NGC 5269 | Confirmed | Centaurus | 4.8′ | 242 | 223 | 6,290 | Jun | ||
| NGC 5281 | Little Scorpion Cluster, 276, 120 | Confirmed | Centaurus | 5.9 | 3′ | 202 | 100 | 4,800 | Jun |
| NGC 5284 | Asterism | Centaurus | 8.4′ | Jun | |||||
| NGC 5288 | 278 | Confirmed | Circinus | 11.8 | 4′ | 197 | 337 | 7,810 | Jun |
| NGC 5299 | Not confirmed | Centaurus | 4.2′ | Jun | |||||
| NGC 5316 | 279, 122 | Confirmed | Centaurus | 6.0 | 12′ | 448 | 230 | 4,610 | Jun |
| NGC 5359 | Not confirmed | Circinus | 5.4′ | Jun | |||||
| NGC 5381 | Confirmed | Centaurus | 6.3′ | 724 | 253 | 7,700 | Jun | ||
| NGC 5385 | Not confirmed | Ursa Minor | Jun | ||||||
| NGC 5460 | 280, 123 | Confirmed | Centaurus | 5.6 | 36′ | 267 | 153 | 2,320 | Jun |
| NGC 5593 | Confirmed | Lupus | 4.5′ | 136 | 104 | 3,310 | Jun | ||
| NGC 5606 | 281 | Confirmed | Centaurus | 7.7 | 3′ | 146 | 12 | 7,480 | Jun |
| NGC 5617 | Dracula Cluster, 282, 125 | Confirmed | Centaurus | 6.3 | 15′ | 404 | 66 | 7,120 | Jun |
| NGC 5662 | Gypsy Moth Cluster, 284, 127 | Confirmed | Centaurus | 5.5 | 30′ | 439 | 88 | 2,450 | Jun |
| NGC 5715 | 286, 128 | Confirmed | Circinus | 9.8 | 6′ | 291 | 272 | 6,610 | Jun |
| NGC 5749 | 287 | Confirmed | Lupus | 8.8 | 7′ | 112 | 117 | 3,520 | Jun |
| NGC 5764 | 288 | Confirmed | Lupus | 12.6 | 3′ | 135 | 638 | 6,110 | Jun |
| NGC 5800 | Not confirmed | Lupus | 4.5′ | Jun | |||||
| NGC 5822 | 289, 130 | Confirmed | Lupus | 6.5 | 40′ | 804 | 1,040 | 2,640 | Jun |
| NGC 5823 | 88, 290 | Confirmed | Circinus | 7.9 | 12′ | 677 | 102 | 5,660 | Jun |
| NGC 5925 | 291 | Confirmed | Norma | 8.4 | 20′ | 473 | 310 | 4,490 | Jun |
| NGC 5998 | Asterism | Scorpius | 5.4′ | Jul | |||||
| NGC 5999 | 293, 137 | Confirmed | Norma | 9.0 | 4′ | 490 | 137 | 8,440 | Jul |
| NGC 6005 | 294, 138 | Confirmed | Norma | 10.7 | 3′ | 499 | 857 | 7,790 | Jul |
| NGC 6025 | 95, 296 | Confirmed | Triangulum Australe | 5.1 | 14′ | 555 | 115 | 2,480 | Jul |
| NGC 6031 | 297 | Confirmed | Norma | 8.5 | 3′ | 125 | 108 | 5,660 | Jul |
| NGC 6067 | 298, 140 | Confirmed | Norma | 5.6 | 14′ | 1149 | 89 | 6,380 | Jul |
| NGC 6087 | S Nor Cluster, 89, 300 | Confirmed | Norma | 5.4 | 14′ | 360 | 91 | 3,060 | Jul |
| NGC 6115 | Confirmed | Norma | 9.8 | 4.5′ | 71 | 131 | 8,360 | Jul | |
| NGC 6124 | 75, 301 | Confirmed | Scorpius | 5.8 | 29′ | 1671 | 78 | 2,000 | Jul |
| NGC 6134 | Little Pincushion, 303, 146 | Confirmed | Norma | 7.2 | 9′ | 1128 | 873 | 3,570 | Jul |
| NGC 6152 | 304 | Confirmed | Norma | 8.1 | 29′ | 303 | 155 | 5,030 | Jul |
| NGC 6167 | 305 | Confirmed | Norma | 6.7 | 7′ | 2657 | 25 | 4,580 | Jul |
| NGC 6169 | Mu Normae Cluster, 306 | Asterism | Norma | 6.6 | 12′ | Jul | |||
| NGC 6178 | 308 | Confirmed | Scorpius | 7.2 | 4′ | 211 | 7.8 | 2,860 | Jul |
| NGC 6192 | 309, 149 | Confirmed | Scorpius | 8.5 | 7′ | 774 | 151 | 5,210 | Jul |
| NGC 6193 | 82, 310 | Confirmed | Ara | 5.2 | 15′ | 653 | 4.1 | 3,720 | Jul |
| NGC 6200 | 311 | Confirmed | Ara | 7.4 | 12′ | 92 | 12 | 8,180 | Jul |
| NGC 6204 | 312 | Confirmed | Ara | 8.2 | 6′ | 350 | 80 | 3,770 | Jul |
| NGC 6208 | 313 | Confirmed | Ara | 7.2 | 15′ | 423 | 1,630 | 3,680 | Jul |
| NGC 6216 | 314, 152 | Confirmed | Scorpius | 10.1 | 4.2′ | 380 | 106 | 7,470 | Jul |
| NGC 6231 | False Comet Nebula, 76, 315 | Confirmed | Scorpius | 2.6 | 14′ | 646 | 4.4 | 5,070 | Jul |
| NGC 6242 | 317, 155 | Confirmed | Scorpius | 6.4 | 9′ | 786 | 79 | 4,040 | Jul |
| NGC 6249 | 319 | Confirmed | Scorpius | 8.2 | 6′ | 114 | 20 | 3,760 | Jul |
| NGC 6250 | 320 | Confirmed | Ara | 5.9 | 7′ | 176 | 15 | 3,080 | Jul |
| NGC 6253 | 321, 156 | Confirmed | Ara | 10.2 | 6′ | 1022 | 1,850 | 5,240 | Jul |
| NGC 6259 | 322, 158 | Confirmed | Scorpius | 8.0 | 15′ | 2188 | 164 | 7,040 | Jul |
| NGC 6268 | 323 | Confirmed | Scorpius | 9.5 | 6′ | 280 | 210 | 4,710 | Jul |
| NGC 6281 | Moth Wing Cluster, 324, 161 | Confirmed | Scorpius | 5.4 | 8′ | 756 | 274 | 1,700 | Jul |
| NGC 6318 | 325, 166 | Confirmed | Scorpius | 11.8 | 5′ | 328 | 15 | 7,150 | Jul |
| NGC 6322 | 326 | Confirmed | Scorpius | 6.0 | 10′ | 99 | 6.4 | 4,060 | Jul |
| NGC 6334 | Cat's Paw Nebula | Confirmed | Scorpius | 122 | 12 | 5,380 | Jul | ||
| NGC 6335 | Asterism | Scorpius | Jul | ||||||
| NGC 6357 | Lobster Nebula | Confirmed | Scorpius | 3.9′ | 152 | 17 | 5,450 | Jul | |
| NGC 6360 | Asterism | Ophiuchus | 5.1′ | Jul | |||||
| NGC 6383 | NGC 6383 | NGC 6374, 335 | Confirmed | Scorpius | 5.5 | 2.5′ | 322 | 4.1 | 3,590 | Aug |
| NGC 6396 | 339 | Confirmed | Scorpius | 8.5 | 3.3′ | 132 | 11 | 8,080 | Aug |
| NGC 6400 | Phantom Cluster, 342, 177 | Confirmed | Scorpius | 8.8 | 6′ | 213 | 154 | 3,880 | Aug |
| NGC 6404 | 340 | Confirmed | Scorpius | 10.6 | 5′ | 222 | 34 | 8,200 | Aug |
| NGC 6415 | Asterism | Scorpius | Aug | ||||||
| NGC 6416 | 344 | Confirmed | Scorpius | 5.7 | 30′ | 397 | 166 | 3,400 | Aug |
| NGC 6421 | Asterism | Scorpius | Aug | ||||||
| NGC 6425 | 348 | Confirmed | Scorpius | 7.2 | 15′ | 257 | 444 | 3,190 | Aug |
| NGC 6437 | Asterism | Scorpius | Aug | ||||||
| NGC 6444 | Confirmed | Scorpius | 6.9′ | 228 | 221 | 5,820 | Aug | ||
| NGC 6451 | Tom Thumb Cluster, 352, 181 | Confirmed | Scorpius | 8.2 | 6′ | 577 | 50 | 8,690 | Aug |
| NGC 6455 | Asterism | Scorpius | 7.8′ | Aug | |||||
| NGC 6469 | 353, 182 | Confirmed | Sagittarius | 8.2 | 12′ | 102 | 28 | 5,270 | Aug |
| NGC 6476 | Asterism | Sagittarius | Aug | ||||||
| NGC 6480 | Asterism | Scorpius | 2.7′ | Aug | |||||
| NGC 6481 | Asterism | Ophiuchus | Aug | ||||||
| NGC 6506 | Confirmed | Sagittarius | 6′ | 211 | 105 | 7,550 | Aug | ||
| NGC 6507 | 358 | Not confirmed | Sagittarius | 9.6 | 6′ | Aug | |||
| NGC 6519 | Not confirmed | Sagittarius | Aug | ||||||
| NGC 6520 | Dead Man's Chest Cluster, 361, 187 | Confirmed | Sagittarius | 7.6 | 5′ | 407 | 108 | 5,570 | Aug |
| NGC 6525 | Asterism | Ophiuchus | 5.4′ | Aug | |||||
| NGC 6529 | Asterism | Sagittarius | Aug | ||||||
| NGC 6546 | 365 | Not confirmed | Sagittarius | 8.0 | 15′ | Aug | |||
| NGC 6554 | Confirmed | Sagittarius | 8.7′ | 29 | 22 | 4,580 | Aug | ||
| NGC 6556 | Asterism | Sagittarius | Aug | ||||||
| NGC 6561 | Confirmed | Sagittarius | 6′ | 89 | 14 | 4,600 | Aug | ||
| NGC 6568 | 369 | Confirmed | Sagittarius | 8.6 | 12′ | 244 | 556 | 3,380 | Aug |
| NGC 6573 | Asterism | Sagittarius | 3.2′ | Aug | |||||
| NGC 6583 | 370 | Confirmed | Sagittarius | 10.0 | 5′ | 341 | 622 | 7,310 | Aug |
| NGC 6588 | Asterism | Pavo | Aug | ||||||
| NGC 6595 | 371 | Not confirmed | Sagittarius | 7.0 | 4′ | Aug | |||
| NGC 6596 | Not confirmed | Sagittarius | 6.6′ | Aug | |||||
| NGC 6603 | 374, 197 | Confirmed | Sagittarius | 11.1 | 4′ | 753 | 161 | 9,040 | Aug |
| NGC 6604 | 373 | Confirmed | Serpens | 6.5 | 4′ | 26 | 3.4 | 6,580 | Aug |
| NGC 6605 | Not confirmed | Serpens | 6.0 | 6.3′ | Aug | ||||
| NGC 6625 | Not confirmed | Scutum | 9.0 | 6′ | Aug | ||||
| NGC 6631 | 379 | Confirmed | Scutum | 11.7 | 7′ | 149 | 77 | 8,100 | Aug |
| NGC 6633 | Tweedledum Cluster, 380, 201 | Confirmed | Ophiuchus | 4.6 | 20′ | 515 | 472 | 1,270 | Aug |
| NGC 6639 | Not confirmed | Scutum | 6′ | Aug | |||||
| NGC 6645 | 383, 205 | Confirmed | Sagittarius | 8.5 | 10′ | 559 | 402 | 5,530 | Aug |
| NGC 6647 | Not confirmed | Sagittarius | 8.0 | 3.6′ | Aug | ||||
| NGC 6649 | 384, 206 | Confirmed | Scutum | 8.9 | 8′ | 728 | 28 | 6,390 | Aug |
| NGC 6659 | Not confirmed | Hercules | 5.4′ | Aug | |||||
| NGC 6664 | Santa's Sleigh Cluster, 385, 209 | Confirmed | Scutum | 7.8 | 18′ | 482 | 69 | 6,500 | Aug |
| NGC 6682 | Not confirmed | Scutum | 4.5′ | Aug | |||||
| NGC 6683 | Confirmed | Scutum | 9.4 | 3′ | 83 | 18 | 9,930 | Aug | |
| NGC 6698 | Not confirmed | Sagittarius | 5′ | Aug | |||||
| NGC 6704 | 390 | Confirmed | Scutum | 9.2 | 6′ | 241 | 169 | 7,120 | Aug |
| NGC 6709 | Flying Unicorn Cluster, 392, 214 | Confirmed | Aquila | 6.7 | 12′ | 452 | 161 | 3,420 | Aug |
| NGC 6714 | Asterism | Draco | Aug | ||||||
| NGC 6716 | 393 | Confirmed | Sagittarius | 7.5 | 6′ | 930 | 80 | 2,290 | Aug |
| NGC 6724 | Not confirmed | Aquila | 3.2′ | Aug | |||||
| NGC 6728 | Confirmed | Scutum | 4.5′ | 269 | 530 | 5,730 | Aug | ||
| NGC 6735 | Confirmed | Aquila | 5.1′ | 366 | 116 | 7,160 | Aug | ||
| NGC 6737 | Not confirmed | Sagittarius | 6.6′ | Aug | |||||
| NGC 6738 | 396 | Asterism | Aquila | 8.3 | 15′ | Aug | |||
| NGC 6743 | Not confirmed | Lyra | 6.9′ | Aug | |||||
| NGC 6755 | Possible Binary Cluster, 397 | Confirmed | Aquila | 7.5 | 14′ | 327 | 98 | 7,450 | Aug |
| NGC 6756 | Possible Binary Cluster, 398 | Confirmed | Aquila | 10.6 | 4′ | 384 | 47 | 9,450 | Aug |
| NGC 6773 | Not confirmed | Aquila | Aug | ||||||
| NGC 6774 | Confirmed | Sagittarius | 30′ | 279 | 889 | 987 | Aug | ||
| NGC 6775 | Not confirmed | Aquila | 4.8′ | Aug | |||||
| NGC 6791 | Confirmed | Lyra | 9.5 | 16′ | 4193 | 3,800 | 13,700 | Aug | |
| NGC 6793 | Confirmed | Vulpecula | 8.1′ | 439 | 136 | 1,910 | Aug | ||
| NGC 6795 | Not confirmed | Aquila | Aug | ||||||
| NGC 6800 | Confirmed | Vulpecula | 6′ | 184 | 284 | 3,340 | Aug | ||
| NGC 6802 | 400 | Confirmed | Vulpecula | 8.8 | 3.3′ | 528 | 342 | 9,030 | Aug |
| NGC 6811 | Hole in a Cluster, 402, 222 | Confirmed | Cygnus | 6.8 | 15′ | 435 | 1,080 | 3,620 | Sep |
| NGC 6815 | Asterism | Vulpecula | Sep | ||||||
| NGC 6819 | The Foxhead Cluster, 403, 223 | Confirmed | Cygnus | 7.3 | 6′ | 2311 | 1,680 | 8,190 | Sep |
| NGC 6820 | 404 | Not confirmed | Vulpecula | 14.9 | 30″ | Sep | |||
| NGC 6823 | Cloud Sculpting Star Cluster, 405 | Confirmed | Vulpecula | 7.1 | 40′ | 175 | 3.8 | 6,660 | Sep |
| NGC 6827 | Confirmed | Vulpecula | 2′ | 150 | 226 | 20,800 | Sep | ||
| NGC 6828 | Not confirmed | Aquila | 6′ | Sep | |||||
| NGC 6830 | Poodle Cluster, 406, 224 | Confirmed | Vulpecula | 7.9 | 8′ | 331 | 59 | 7,130 | Sep |
| NGC 6832 | Not confirmed | Draco | 3.3′ | Sep | |||||
| NGC 6834 | 407, 225 | Confirmed | Cygnus | 7.8 | 5′ | 393 | 22 | 10,700 | Sep |
| NGC 6837 | Not confirmed | Aquila | 3′ | Sep | |||||
| NGC 6839 | Not confirmed | Sagitta | Sep | ||||||
| NGC 6840 | Not confirmed | Aquila | 4.5′ | Sep | |||||
| NGC 6843 | Not confirmed | Aquila | 3.6′ | Sep | |||||
| NGC 6846 | 410 | Confirmed | Cygnus | 14.2 | 30″ | 98 | 44 | 25,600 | Sep |
| NGC 6847 | Confirmed | Cygnus | 10′ | 21 | 125 | 13,900 | Sep | ||
| NGC 6856 | Not confirmed | Cygnus | 3′ | Sep | |||||
| NGC 6857 | Not confirmed | Cygnus | Sep | ||||||
| NGC 6858 | Confirmed | Aquila | 4.2′ | 190 | 85 | 1,500 | Sep | ||
| NGC 6859 | Not confirmed | Aquila | Sep | ||||||
| NGC 6863 | Not confirmed | Aquila | Sep | ||||||
| NGC 6866 | Kite Cluster, 412, 229 | Confirmed | Cygnus | 7.6 | 6′ | 393 | 630 | 4,570 | Sep |
| NGC 6871 | 413 | Confirmed | Cygnus | 5.2 | 30′ | 351 | 7.8 | 6,010 | Sep |
| NGC 6873 | Not confirmed | Sagitta | 3′ | Sep | |||||
| NGC 6874 | Asterism | Cygnus | Sep | ||||||
| NGC 6882 | 416 | Confirmed | Vulpecula | 8.1 | 20′ | 114 | 83 | 1,540 | Sep |
| NGC 6883 | 415 | Confirmed | Cygnus | 8.0 | 35′ | 61 | 7.7 | 6,300 | Sep |
| NGC 6885 | 20 Vulpeculae Cluster, 37, 417 | Confirmed | Vulpecula | 5.9 | 20′ | 248 | 68 | 5,040 | Sep |
| NGC 6895 | Not confirmed | Cygnus | 5.1′ | Sep | |||||
| NGC 6904 | Not confirmed | Vulpecula | 4.2′ | Sep | |||||
| NGC 6910 | The Inchworm Cluster, 420 | Confirmed | Cygnus | 7.4 | 7′ | 273 | 15 | 5,460 | Sep |
| NGC 6938 | Not confirmed | Vulpecula | 5.4′ | Sep | |||||
| NGC 6939 | Ghost Bush Cluster, 423, 231 | Confirmed | Cepheus | 7.8 | 5′ | 1175 | 1,050 | 5,940 | Sep |
| NGC 6940 | Mothra Cluster, 424, 232 | Confirmed | Vulpecula | 6.3 | 20′ | 864 | 769 | 3,300 | Sep |
| NGC 6950 | Not confirmed | Delphinus | 4.5′ | Sep | |||||
| NGC 6980 | Not confirmed | Aquarius | Sep | ||||||
| NGC 6989 | Not confirmed | Cygnus | 5.4′ | Sep | |||||
| NGC 6991 | NGC 6991 | NGC 6991A | Confirmed | Cygnus | 23′ | 395 | 989 | 1,820 | Sep | |
| NGC 6996 | Bird's Nest, NGC 6996 | NGC 6997, 425 | Confirmed | Cygnus | 10.0 | 5′ | 558 | 318 | 2,810 | Sep |
| NGC 7005 | Not confirmed | Aquarius | Sep | ||||||
| NGC 7011 | Not confirmed | Cygnus | Sep | ||||||
| NGC 7023 | Iris Nebula, 4, 429 | Confirmed | Cepheus | 6.8 | 10′ | 155 | 8.6 | 1,110 | Sep |
| NGC 7024 | Confirmed | Cygnus | 4.9′ | 147 | 78 | 3,790 | Sep | ||
| NGC 7031 | 430 | Confirmed | Cygnus | 9.1 | 5′ | 264 | 24 | 4,340 | Sep |
| NGC 7036 | Asterism | Pegasus | 4.5′ | Sep | |||||
| NGC 7037 | Not confirmed | Cygnus | 6′ | Sep | |||||
| NGC 7039 | 431 | Confirmed | Cygnus | 7.6 | 25′ | 170 | 6.7 | 2,420 | Sep |
| NGC 7044 | 433 | Confirmed | Cygnus | 11.0 | 3.5′ | 1276 | 670 | 10,700 | Sep |
| NGC 7050 | Not confirmed | Cygnus | 3.6′ | Sep | |||||
| NGC 7055 | Asterism | Cepheus | 3′ | Sep | |||||
| NGC 7058 | Confirmed | Cygnus | 5.1′ | 424 | 70 | 1,180 | Sep | ||
| NGC 7062 | 434 | Confirmed | Cygnus | 8.3 | 6′ | 214 | 310 | 7,600 | Sep |
| NGC 7063 | 435 | Confirmed | Cygnus | 7.0 | 7′ | 206 | 148 | 2,140 | Sep |
| NGC 7067 | 436 | Confirmed | Cygnus | 9.7 | 3′ | 190 | 29 | 16,800 | Sep |
| NGC 7071 | Asterism | Cygnus | Sep | ||||||
| NGC 7082 | Confirmed | Cygnus | 7.2 | 9′ | 371 | 147 | 4,310 | Sep | |
| NGC 7084 | Asterism | Pegasus | 6′ | Sep | |||||
| NGC 7086 | 437 | Confirmed | Cygnus | 8.4 | 9′ | 963 | 98 | 5,210 | Sep |
| NGC 7086A | Not confirmed | Cygnus | Sep | ||||||
| NGC 7086B | Not confirmed | Cygnus | Sep | ||||||
| NGC 7093 | Not confirmed | Cygnus | 3.6′ | Sep | |||||
| NGC 7127 | Asterism | Cygnus | 2.7′ | Oct | |||||
| NGC 7128 | 440 | Confirmed | Cygnus | 9.7 | 3.1′ | 286 | 18 | 11,100 | Oct |
| NGC 7129 | Small Cluster Nebula, 441 | Confirmed | Cepheus | 11.5 | 2′ | 136 | 9.9 | 2,970 | Oct |
| NGC 7134 | Not confirmed | Capricornus | 13.4 | Oct | |||||
| NGC 7142 | 442 | Confirmed | Cepheus | 9.3 | 8′ | 507 | 1,450 | 7,530 | Oct |
| NGC 7160 | Swimming Alligator Cluster, 443 | Confirmed | Cepheus | 6.1 | 7′ | 151 | 9.0 | 2,920 | Oct |
| NGC 7175 | Not confirmed | Cygnus | 4.5′ | Oct | |||||
| NGC 7193 | Asterism | Pegasus | Oct | ||||||
| NGC 7209 | Star Lizard Cluster, 444, 238 | Confirmed | Lacerta | 6.7 | 20′ | 504 | 396 | 3,870 | Oct |
| NGC 7226 | 446 | Confirmed | Cepheus | 9.6 | 2′ | 74 | 240 | 16,300 | Oct |
| NGC 7235 | NGC 7235 | NGC 7234, 447 | Confirmed | Cepheus | 7.7 | 4′ | 141 | 15 | 11,000 | Oct |
| NGC 7243 | 16, 448 | Confirmed | Lacerta | 6.4 | 30′ | 503 | 106 | 2,820 | Oct |
| NGC 7245 | 449, 241 | Confirmed | Lacerta | 9.2 | 2.5′ | 241 | 380 | 10,900 | Oct |
| NGC 7261 | 450 | Confirmed | Cepheus | 8.4 | 5′ | 117 | 47 | 10,600 | Oct |
| NGC 7281 | Confirmed | Cepheus | 4.8′ | 126 | 68 | 7,260 | Oct | ||
| NGC 7296 | NGC 7296 | NGC 7295, 451 | Confirmed | Lacerta | 9.7 | 3′ | 171 | 531 | 7,800 | Oct |
| NGC 7352 | Not confirmed | Cepheus | Oct | ||||||
| NGC 7380 | The Wizard Nebula, 452 | Confirmed | Cepheus | 7.2 | 25′ | 148 | 9.2 | 8,660 | Oct |
| NGC 7394 | Not confirmed | Lacerta | Oct | ||||||
| NGC 7419 | 453 | Confirmed | Cepheus | 13.0 | 6′ | 446 | 24 | 10,400 | Oct |
| NGC 7423 | Confirmed | Cepheus | 3.6′ | 218 | 1,190 | 11,700 | Oct | ||
| NGC 7429 | Confirmed | Cepheus | 4.5′ | 67 | 78 | 1,360 | Oct | ||
| NGC 7438 | Confirmed | Lacerta | 5.7′ | 34 | 238 | 2,590 | Oct | ||
| NGC 7510 | The Dormouse Cluster, 454 | Confirmed | Cepheus | 7.9 | 7′ | 588 | 12 | 9,660 | Oct |
| NGC 7538 | Northern Lagoon Nebula | Not confirmed | Cepheus | 8′ | Oct | ||||
| NGC 7686 | 456 | Not confirmed | Andromeda | 5.6 | 14′ | Oct | |||
| NGC 7708 | Not confirmed | Cepheus | 5.1′ | Oct | |||||
| NGC 7762 | 457, 244 | Confirmed | Cepheus | 10.0 | 10′ | 780 | 871 | 3,070 | Nov |
| NGC 7762A | Not confirmed | Cepheus | Nov | ||||||
| NGC 7772 | Asterism | Pegasus | Nov | ||||||
| NGC 7788 | 459 | Confirmed | Cassiopeia | 9.4 | 4′ | 98 | 20 | 8,820 | Nov |
| NGC 7790 | The Widow's Web Cluster, 461 | Confirmed | Cassiopeia | 8.5 | 5′ | 143 | 67 | 10,200 | Nov |
| NGC 7795 | Not confirmed | Cassiopeia | 2.2′ | Nov | |||||
| NGC 7801 | Asterism | Cassiopeia | 4.2′ | Nov | |||||
| NGC 7826 | Asterism | Cetus | Nov | ||||||
| NGC 7833 | Not confirmed | Pegasus | Nov | ||||||
| Omicron Velorum Cluster | 85, IC 2391 | Confirmed | Vela | 2.5 | 1° | 376 | 27 | 490 | Mar |
| Owl Cluster | Dragonfly Cluster, 13, NGC 457 | Confirmed | Cassiopeia | 6.4 | 20′ | 849 | 23 | 9,130 | Nov |
| Pearl Cluster | 97, NGC 3766 | Confirmed | Centaurus | 5.3 | 12′ | 766 | 42 | 6,320 | May |
| Pismis 2 | Confirmed | Puppis | 726 | 561 | 11,500 | Mar | |||
| Pismis 3 | Confirmed | Vela | 2879 | 1,060 | 6,890 | Mar | |||
| Pismis 4 | Confirmed | Vela | 435 | 116 | 2,220 | Mar | |||
| Pismis 5 | Confirmed | Vela | 146 | 4.3 | 2,980 | Mar | |||
| Pismis 7 | Confirmed | Vela | 223 | 307 | 16,100 | Mar | |||
| Pismis 8 | Confirmed | Vela | 21 | 47 | 5,760 | Mar | |||
| Pismis 10 | Not confirmed | Vela | Mar | ||||||
| Pismis 11 | Confirmed | Vela | 198 | 6.6 | 8,080 | Mar | |||
| Pismis 12 | Confirmed | Vela | 452 | 1,260 | 6,830 | Mar | |||
| Pismis 14 | Not confirmed | Vela | Mar | ||||||
| Pismis 15 | Confirmed | Vela | 269 | 449 | 7,350 | Apr | |||
| Pismis 16 | Confirmed | Vela | 121 | 33 | 7,920 | Apr | |||
| Pismis 17 | Confirmed | Carina | 99 | 37 | 8,150 | Apr | |||
| Pismis 19 | Confirmed | Centaurus | 373 | 123 | 9,890 | Jun | |||
| Pismis 20 | Confirmed | Circinus | 291 | 22 | 9,560 | Jun | |||
| Pismis 21 | Confirmed | Circinus | 109 | 8.8 | 9,480 | Jun | |||
| Pismis 22 | Confirmed | Norma | 62 | 50 | 13,900 | Jul | |||
| Pismis 23 | Confirmed | Norma | 71 | 514 | 14,400 | Jul | |||
| Pismis 27 | Confirmed | Orion | 22 | 11 | 5,910 | Feb | |||
| Platais 1 | Not confirmed | Cygnus | Sep | ||||||
| Platais 2 | Not confirmed | Pisces | Nov | ||||||
| Platais 3 | Confirmed | Camelopardalis | 204 | 175 | 578 | Jan | |||
| Platais 4 | Not confirmed | Taurus | Jan | ||||||
| Platais 5 | Not confirmed | Lepus | Feb | ||||||
| Platais 6 | Confirmed | Orion | 53 | 48 | 732 | Feb | |||
| Platais 8 | Confirmed | Carina | 225 | 31 | 436 | Mar | |||
| Platais 9 | Confirmed | Vela | 251 | 37 | 604 | Mar | |||
| Platais 10 | Confirmed | Centaurus | 197 | 124 | 779 | Jun | |||
| Platais 11 | Not confirmed | Musca | Jun | ||||||
| Platais 12 | Confirmed | Centaurus | 290 | 147 | 1,450 | Jun | |||
| Pleiades | M45, 42 | Confirmed | Taurus | 1.2 | 2° | 1721 | 122 | 440 | Jan |
| Ptolemy Cluster | Ptolemy's Cluster, M7, NGC 6475 | Confirmed | Scorpius | 3.3 | 1.3° | 1427 | 171 | 900 | Aug |
| Roslund 1 | Confirmed | Sagitta | 45 | 169 | 2,820 | Sep | |||
| Roslund 2 | Confirmed | Vulpecula | 220 | 6.4 | 6,500 | Sep | |||
| Roslund 3 | Confirmed | Sagitta | 212 | 75 | 5,390 | Sep | |||
| Roslund 5 | Confirmed | Cygnus | 360 | 110 | 1,760 | Sep | |||
| Roslund 6 | Confirmed | Cygnus | 452 | 168 | 1,140 | Sep | |||
| Roslund 7 | Confirmed | Cygnus | 266 | 175 | 4,030 | Sep | |||
| Ruprecht 1 | Confirmed | Canis Major | 184 | 486 | 4,770 | Feb | |||
| Ruprecht 2 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 3 | Asterism | Canis Major | Feb | ||||||
| Ruprecht 4 | Confirmed | Monoceros | 218 | 574 | 12,800 | Feb | |||
| Ruprecht 5 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 6 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 7 | Confirmed | Canis Major | 214 | 481 | 15,400 | Feb | |||
| Ruprecht 8 | Confirmed | Canis Major | 126 | 432 | 6,820 | Feb | |||
| Ruprecht 9 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 10 | Confirmed | Canis Major | 79 | 256 | 6,920 | Feb | |||
| Ruprecht 11 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 12 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 13 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 14 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 15 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 16 | Confirmed | Canis Major | 87 | 244 | 9,220 | Feb | |||
| Ruprecht 17 | Confirmed | Canis Major | 65 | 110 | 3,690 | Feb | |||
| Ruprecht 18 | Confirmed | Canis Major | 9.4 | 371 | 161 | 7,860 | Feb | ||
| Ruprecht 19 | Confirmed | Canis Major | 87 | 136 | 4,490 | Feb | |||
| Ruprecht 20 | Not confirmed | Canis Major | 9.5 | Feb | |||||
| Ruprecht 21 | Not confirmed | Puppis | Feb | ||||||
| Ruprecht 22 | Not confirmed | Puppis | Feb | ||||||
| Ruprecht 23 | Confirmed | Puppis | 137 | 479 | 8,340 | Feb | |||
| Ruprecht 24 | Confirmed | Puppis | 76 | 167 | 6,120 | Feb | |||
| Ruprecht 25 | Confirmed | Puppis | 54 | 440 | 22,800 | Mar | |||
| Ruprecht 26 | Confirmed | Puppis | 139 | 30 | 3,470 | Mar | |||
| Ruprecht 27 | Confirmed | Puppis | 188 | 397 | 6,200 | Mar | |||
| Ruprecht 28 | Confirmed | Puppis | 190 | 1,210 | 12,900 | Mar | |||
| Ruprecht 29 | Confirmed | Puppis | 84 | 96 | 6,820 | Mar | |||
| Ruprecht 30 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 31 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 32 | Confirmed | Puppis | 8.4 | 13 | 15,500 | Mar | |||
| Ruprecht 33 | Confirmed | Puppis | 128 | 308 | 7,100 | Mar | |||
| Ruprecht 34 | Confirmed | Puppis | 9.5 | 96 | 395 | 8,390 | Mar | ||
| Ruprecht 35 | Confirmed | Puppis | 98 | 26 | 11,200 | Mar | |||
| Ruprecht 36 | Confirmed | Puppis | 9.6 | 110 | 192 | 8,130 | Mar | ||
| Ruprecht 37 | Confirmed | Puppis | 168 | 1,650 | 15,000 | Mar | |||
| Ruprecht 38 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 39 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 40 | Not confirmed | Puppis | Feb | ||||||
| Ruprecht 41 | Confirmed | Puppis | 111 | 289 | 12,200 | Mar | |||
| Ruprecht 42 | Confirmed | Puppis | 168 | 558 | 16,300 | Mar | |||
| Ruprecht 43 | Confirmed | Puppis | 24,300 | Mar | |||||
| Ruprecht 44 | Confirmed | Puppis | 7.2 | 191 | 20 | 15,200 | Mar | ||
| Ruprecht 45 | Confirmed | Puppis | 257 | 2,050 | 13,200 | Mar | |||
| Ruprecht 46 | Asterism | Puppis | 9.1 | Mar | |||||
| Ruprecht 47 | Confirmed | Puppis | 9.6 | 113 | 245 | 10,900 | Mar | ||
| Ruprecht 48 | Confirmed | Puppis | 324 | 109 | 11,200 | Mar | |||
| Ruprecht 49 | Confirmed | Puppis | 9.6 | 79 | 474 | 7,830 | Mar | ||
| Ruprecht 50 | Confirmed | Puppis | 95 | 456 | 6,990 | Mar | |||
| Ruprecht 51 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 52 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 53 | Confirmed | Puppis | 70 | 343 | 3,240 | Mar | |||
| Ruprecht 54 | Confirmed | Puppis | 127 | 796 | 12,900 | Mar | |||
| Ruprecht 55 | Not confirmed | Puppis | 7.8 | Mar | |||||
| Ruprecht 56 | Confirmed | Puppis | 32 | 121 | 17,500 | Mar | |||
| Ruprecht 57 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 58 | Confirmed | Puppis | 229 | 569 | 9,650 | Mar | |||
| Ruprecht 59 | Confirmed | Puppis | 9.0 | 27 | 30 | 16,700 | Mar | ||
| Ruprecht 60 | Confirmed | Vela | 264 | 685 | 13,400 | Mar | |||
| Ruprecht 61 | Confirmed | Puppis | 136 | 800 | 10,900 | Mar | |||
| Ruprecht 62 | Not confirmed | Pyxis | Mar | ||||||
| Ruprecht 63 | Confirmed | Vela | 196 | 437 | 12,300 | Mar | |||
| Ruprecht 64 | Not confirmed | Vela | Mar | ||||||
| Ruprecht 65 | Confirmed | Vela | 105 | 38 | 6,980 | Mar | |||
| Ruprecht 66 | Confirmed | Vela | 324 | 1,640 | 11,800 | Mar | |||
| Ruprecht 67 | Confirmed | Vela | 87 | 117 | 4,910 | Mar | |||
| Ruprecht 68 | Confirmed | Pyxis | 558 | 1,630 | 8,880 | Mar | |||
| Ruprecht 69 | Not confirmed | Vela | Mar | ||||||
| Ruprecht 70 | Not confirmed | Vela | Mar | ||||||
| Ruprecht 71 | Confirmed | Vela | 135 | 50 | 6,140 | Mar | |||
| Ruprecht 72 | Not confirmed | Vela | Mar | ||||||
| Ruprecht 73 | Not confirmed | Vela | Mar | ||||||
| Ruprecht 74 | Not confirmed | Pyxis | Mar | ||||||
| Ruprecht 75 | Confirmed | Vela | 279 | 789 | 12,900 | Mar | |||
| Ruprecht 76 | Confirmed | Vela | 10.8 | 103 | 154 | 6,020 | Mar | ||
| Ruprecht 77 | Confirmed | Vela | 10.5 | 62 | 202 | 10,400 | Mar | ||
| Ruprecht 77A | Not confirmed | Vela | Mar | ||||||
| Ruprecht 78 | Confirmed | Vela | 97 | 22 | 21,500 | Mar | |||
| Ruprecht 79 | Confirmed | Vela | 9.2 | 316 | 71 | 11,800 | Apr | ||
| Ruprecht 81 | Not confirmed | Vela | Apr | ||||||
| Ruprecht 82 | Confirmed | Vela | 8.1 | 229 | 443 | 6,890 | Apr | ||
| Ruprecht 83 | Confirmed | Vela | 9.8 | 210 | 102 | 11,400 | Apr | ||
| Ruprecht 84 | Confirmed | Carina | 235 | 494 | 5,990 | Apr | |||
| Ruprecht 85 | Confirmed | Vela | 317 | 149 | 15,500 | Apr | |||
| Ruprecht 86 | Not confirmed | Carina | Apr | ||||||
| Ruprecht 87 | Not confirmed | Vela | Apr | ||||||
| Ruprecht 88 | Not confirmed | Carina | Apr | ||||||
| Ruprecht 89 | Not confirmed | Carina | Apr | ||||||
| Ruprecht 90 | Not confirmed | Carina | Apr | ||||||
| Ruprecht 91 | Confirmed | Carina | 604 | 149 | 3,360 | Apr | |||
| Ruprecht 92 | Not confirmed | Carina | 8.6 | Apr | |||||
| Ruprecht 94 | Confirmed | Centaurus | 94 | 9.4 | 7,740 | Apr | |||
| Ruprecht 95 | Not confirmed | Centaurus | May | ||||||
| Ruprecht 96 | Confirmed | Centaurus | 184 | 146 | 10,100 | May | |||
| Ruprecht 97 | Confirmed | Crux | 9.1 | 97 | 166 | 11,100 | May | ||
| Ruprecht 98 | Confirmed | Crux | 7.0 | 177 | 244 | 1,540 | May | ||
| Ruprecht 99 | Not confirmed | Crux | May | ||||||
| Ruprecht 100 | Confirmed | Crux | 189 | 232 | 10,500 | May | |||
| Ruprecht 101 | Confirmed | Crux | 430 | 582 | 10,100 | May | |||
| Ruprecht 103 | Not confirmed | Crux | May | ||||||
| Ruprecht 104 | Not confirmed | Crux | May | ||||||
| Ruprecht 105 | Confirmed | Crux | 12′ | 83 | 254 | 6,390 | May | ||
| Ruprecht 107 | Confirmed | Musca | 9.7 | 108 | 68 | 11,600 | May | ||
| Ruprecht 108 | Confirmed | Centaurus | 7.5 | 78 | 221 | 3,120 | May | ||
| Ruprecht 110 | Not confirmed | Circinus | Jun | ||||||
| Ruprecht 111 | Confirmed | Centaurus | 7′ | 358 | 867 | 4,580 | Jun | ||
| Ruprecht 112 | Confirmed | Circinus | 657 | 324 | 8,460 | Jun | |||
| Ruprecht 113 | Not confirmed | Norma | Jul | ||||||
| Ruprecht 114 | Not confirmed | Norma | Jul | ||||||
| Ruprecht 115 | Confirmed | Norma | 5′ | 126 | 157 | 7,660 | Jul | ||
| Ruprecht 116 | Not confirmed | Norma | Jul | ||||||
| Ruprecht 117 | Confirmed | Norma | 69 | 132 | 10,700 | Jul | |||
| Ruprecht 119 | Confirmed | Norma | 177 | 48 | 6,520 | Jul | |||
| Ruprecht 120 | Confirmed | Ara | 3′ | 62 | 66 | 6,300 | Jul | ||
| Ruprecht 121 | Confirmed | Ara | 8′ | 667 | 130 | 6,190 | Jul | ||
| Ruprecht 122 | Confirmed | Scorpius | 556 | 377 | 5,340 | Jul | |||
| Ruprecht 123 | Confirmed | Scorpius | 12′ | 57 | 242 | 4,750 | Jul | ||
| Ruprecht 124 | Not confirmed | Scorpius | Jul | ||||||
| Ruprecht 125 | Not confirmed | Scorpius | Jul | ||||||
| Ruprecht 126 | Confirmed | Scorpius | 5′ | 184 | 48 | 10,100 | Aug | ||
| Ruprecht 127 | Confirmed | Scorpius | 150 | 11 | 7,530 | Aug | |||
| Ruprecht 128 | Confirmed | Scorpius | 275 | 251 | 6,030 | Aug | |||
| Ruprecht 129 | Not confirmed | Sagittarius | Aug | ||||||
| Ruprecht 130 | Confirmed | Scorpius | 3′ | 103 | 106 | 7,760 | Aug | ||
| Ruprecht 131 | Not confirmed | Sagittarius | 7′ | Aug | |||||
| Ruprecht 133 | Not confirmed | Sagittarius | 5′ | Aug | |||||
| Ruprecht 134 | Confirmed | Sagittarius | 289 | 203 | 7,490 | Aug | |||
| Ruprecht 135 | Confirmed | Serpens | 187 | 284 | 3,540 | Aug | |||
| Ruprecht 136 | Not confirmed | Sagittarius | 3′ | Aug | |||||
| Ruprecht 137 | Confirmed | Sagittarius | 5.6′ | 14 | 24 | 6,900 | Aug | ||
| Ruprecht 139 | Confirmed | Sagittarius | 12′ | 44 | 11 | 9,770 | Aug | ||
| Ruprecht 140 | Not confirmed | Sagittarius | Aug | ||||||
| Ruprecht 141 | Not confirmed | Scutum | 16′ | Aug | |||||
| Ruprecht 142 | Not confirmed | Scutum | 6.6′ | Aug | |||||
| Ruprecht 143 | Confirmed | Scutum | 5′ | 228 | 128 | 8,360 | Aug | ||
| Ruprecht 144 | Confirmed | Scutum | 12′ | 63 | 21 | 5,300 | Aug | ||
| Ruprecht 145 | Confirmed | Sagittarius | 384 | 568 | 1,930 | Aug | |||
| Ruprecht 146 | Not confirmed | Sagittarius | Aug | ||||||
| Ruprecht 148 | Confirmed | Perseus | 113 | 96 | 10,200 | Jan | |||
| Ruprecht 149 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 150 | Not confirmed | Canis Major | Feb | ||||||
| Ruprecht 151 | Confirmed | Puppis | 66 | 474 | 3,510 | Mar | |||
| Ruprecht 152 | Confirmed | Puppis | 121 | 218 | 25,700 | Mar | |||
| Ruprecht 153 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 154 | Not confirmed | Puppis | Mar | ||||||
| Ruprecht 155 | Asterism | Puppis | Mar | ||||||
| Ruprecht 156 | Not confirmed | Vela | Mar | ||||||
| Ruprecht 157 | Not confirmed | Pyxis | Mar | ||||||
| Ruprecht 158 | Not confirmed | Vela | Mar | ||||||
| Ruprecht 159 | Not confirmed | Carina | Mar | ||||||
| Ruprecht 160 | Not confirmed | Vela | Apr | ||||||
| Ruprecht 161 | Confirmed | Carina | 108 | 168 | 2,870 | Apr | |||
| Ruprecht 162 | Not confirmed | Carina | Apr | ||||||
| Ruprecht 163 | Confirmed | Carina | 48 | 374 | 3,010 | Apr | |||
| Ruprecht 164 | Confirmed | Centaurus | 235 | 407 | 13,400 | Apr | |||
| Ruprecht 165 | Not confirmed | Crux | May | ||||||
| Ruprecht 167 | Confirmed | Centaurus | 126 | 305 | 4,970 | Jun | |||
| Ruprecht 168 | Not confirmed | Sagittarius | 4′ | Aug | |||||
| Ruprecht 169 | Not confirmed | Sagittarius | 5.2′ | Aug | |||||
| Ruprecht 170 | Confirmed | Scutum | 8′ | 117 | 131 | 6,350 | Aug | ||
| Ruprecht 171 | Confirmed | Sagittarius | 1086 | 1,470 | 4,830 | Aug | |||
| Ruprecht 172 | Confirmed | Cygnus | 128 | 575 | 11,500 | Sep | |||
| Ruprecht 173 | Not confirmed | Cygnus | Sep | ||||||
| Ruprecht 174 | Confirmed | Cygnus | 198 | 254 | 7,730 | Sep | |||
| Ruprecht 175 | Not confirmed | Cygnus | Sep | ||||||
| Ruprecht 176 | Confirmed | Norma | 3′ | 228 | 215 | 8,120 | Jul | ||
| Southern Beehive | 96, NGC 2516 | Confirmed | Carina | 3.8 | 30′ | 3784 | 125 | 1,330 | Mar |
| Southern Pleiades | 102, IC 2602 | Confirmed | Carina | 1.9 | 1.7° | 638 | 26 | 491 | Apr |
| Stock 1 | 1 | Confirmed | Vulpecula | 5.3 | 290 | 258 | 1,310 | Sep | |
| Stock 2 | Muscleman Cluster, 2 | Confirmed | Cassiopeia | 3011 | 290 | 1,210 | Dec | ||
| Stock 3 | 3 | Not confirmed | Cassiopeia | Nov | |||||
| Stock 4 | 4 | Confirmed | Perseus | 153 | 108 | 4,230 | Dec | ||
| Stock 5 | 5 | Confirmed | Cassiopeia | 115 | 36 | 3,060 | Dec | ||
| Stock 6 | 6 | Not confirmed | Cassiopeia | Dec | |||||
| Stock 7 | 7 | Confirmed | Cassiopeia | 7.1 | 255 | 56 | 2,180 | Dec | |
| Stock 8 | 8 | Confirmed | Auriga | 276 | 9.6 | 6,390 | Jan | ||
| Stock 10 | 10 | Confirmed | Auriga | 320 | 135 | 1,150 | Jan | ||
| Stock 11 | 11 | Not confirmed | Cassiopeia | Oct | |||||
| Stock 12 | 12 | Confirmed | Cassiopeia | 273 | 124 | 1,410 | Oct | ||
| Stock 13 | 13 | Confirmed | Carina | 7.0 | 183 | 11 | 8,950 | Apr | |
| Stock 14 | 14 | Confirmed | Centaurus | 6.3 | 160 | 15 | 7,630 | May | |
| Stock 15 | 15 | Confirmed | Crux | 291 | 211 | 4,270 | May | ||
| Stock 16 | 16 | Confirmed | Centaurus | 9.1 | 3′ | 23 | 13,000 | May | |
| Stock 17 | 17 | Confirmed | Cassiopeia | 64 | 12 | 9,570 | Nov | ||
| Stock 18 | 18 | Confirmed | Cassiopeia | 40 | 4.7 | 9,190 | Nov | ||
| Stock 19 | 19 | Not confirmed | Cassiopeia | Nov | |||||
| Stock 20 | 20 | Confirmed | Cassiopeia | 135 | 24 | 8,440 | Nov | ||
| Stock 21 | 21 | Confirmed | Cassiopeia | 106 | 402 | 6,390 | Nov | ||
| Stock 23 | Pazmino's Cluster, 23 | Confirmed | Camelopardalis | 106 | 72 | 1,950 | Dec | ||
| Stock 24 | 24 | Confirmed | Cassiopeia | 8.8 | 146 | 86 | 8,980 | Nov | |
| Tau Canis Majoris Cluster | 64, NGC 2362 | Confirmed | Canis Major | 4.1 | 5′ | 239 | 7.0 | 4,010 | Feb |
| Trumpler 10 | 203, 10 | Confirmed | Vela | 4.6 | 14′ | 1425 | 37 | 1,400 | Mar |
| Ursa Major Moving Group | Ursa Major Cluster, 285 | Moving group | Ursa Major | 82 | May | ||||
| Wild Duck Cluster | M11, NGC 6705 | Confirmed | Scutum | 5.8 | 13′ | 1911 | 132 | 7,280 | Aug |
| Wishing Well Cluster | 91, NGC 3532 | Confirmed | Carina | 3.0 | 50′ | 3414 | 238 | 1,540 | Apr |
Gaia could not confirm 338 of the clusters in the classic catalogs
The old catalogs list any knot of stars that looked like a cluster through a telescope or on a photograph. The Gaia space telescope measures the position, motion and distance of each star, so a true cluster shows up as stars at the same distance moving together. Emily Hunt and Sabine Reffert tested the known clusters against Gaia's third data release in 2023. Of the 1,547 on this page, 886 are confirmed clusters, 3 are moving groups (stars still traveling together after their cluster has spread out), 72 are asterisms (chance patterns of unrelated stars) and 338 could not be confirmed. The other 248 are clusters in other galaxies, mostly the Large and Small Magellanic Clouds, listed in the NGC and IC catalogs.
The brightest of the unconfirmed are Collinder 240, Collinder 173, Collinder 121, Collinder 65, Collinder 62, Collinder 464, Collinder 234, Melotte 227. They still look like clusters in an eyepiece; Gaia shows that their stars are at different distances.
90% of the confirmed clusters lie within 10° of the Milky Way's plane
Open clusters form from the gas and dust of the galaxy's disk and stay in it, so on the map they follow the band of the Milky Way: through Cassiopeia, Perseus and Auriga in the northern winter sky, and through Puppis, Vela, Carina, Centaurus and Scorpius in the south. Galaxies are the opposite: the dust in the disk hides them, so they are found away from it.
Open clusters are young: most are less than a billion years old
A cluster's stars slowly drift apart and are pulled away by the galaxy's tides, so few open clusters survive more than a few hundred million years. The youngest here is Collinder 205, about 3.3 million years old; the oldest is NGC 6791, about 3.8 billion. The Sun is 4.6 billion years old, and globular clusters are 10 to 13 billion.
| Age | Clusters | Brightest examples |
|---|---|---|
| Younger than 10 million years | 83 | NGC 1980 (The Lost Jewel of Orion), NGC 6231 (False Comet Nebula), Collinder 69 (Orion Cluster) |
| 10 to 100 million years | 259 | Alpha Persei Cluster, Southern Pleiades, Collinder 135 (Pi Puppis Cluster) |
| 100 million to 1 billion years | 441 | Hyades, Pleiades, Coma Star Cluster (Coma Berenices Cluster) |
| Older than 1 billion years | 95 | NGC 752, NGC 2354, NGC 2539 (The Dish Cluster) |
118 open clusters are bright enough for binoculars
Clusters brighter than magnitude 6.5 show in 10×50 binoculars from a dark site, and the biggest, such as the Pleiades and the Hyades, are too large for most telescopes. The twenty brightest:
- Hyades, in Taurus, magnitude 0.5, 5.5° across
- Collinder 70 Orion Belt Cluster, in Orion, magnitude 0.6, 2.3° across
- Collinder 302 Antares Cluster, in Scorpius, magnitude 1.0, 8.4° across
- Alpha Persei Cluster, in Perseus, magnitude 1.2, 5.5° across
- Pleiades, in Taurus, magnitude 1.2, 2° across
- Coma Star Cluster Coma Berenices Cluster, in Coma Berenices, magnitude 1.8, 2° across
- Southern Pleiades, in Carina, magnitude 1.9, 1.7° across
- Collinder 135 Pi Puppis Cluster, in Puppis, magnitude 2.1, 50′ across
- NGC 1980 The Lost Jewel of Orion, in Orion, magnitude 2.5, 4° across
- Omicron Velorum Cluster, in Vela, magnitude 2.5, 1° across
- NGC 6231 False Comet Nebula, in Scorpius, magnitude 2.6, 14′ across
- Collinder 69 Orion Cluster, in Orion, magnitude 2.8, 1.2° across
- NGC 2451A Stinging Scorpion Cluster, in Puppis, magnitude 2.8, 45′ across
- Melotte 186 Taurus Poniatovii Cluster, in Ophiuchus, magnitude 3.0, 6° across
- Wishing Well Cluster, in Carina, magnitude 3.0, 50′ across
- Beehive Cluster, in Cancer, magnitude 3.1, 1.2° across
- Ptolemy Cluster Ptolemy's Cluster, in Scorpius, magnitude 3.3, 1.3° across
- Collinder 140 Tuft in the Tail of the Dog Cluster, in Canis Major, magnitude 3.5, 42′ across
- IC 1396 Elephant's Trunk Nebula, in Cepheus, magnitude 3.5, 12′ across
- Collinder 132, in Canis Major, magnitude 3.6, 1.6° across
How many confirmed clusters rise at least 20° above the horizon from each latitude:
| Latitude | 50°N | 40°N | 30°N | 20°N | 0° | 20°S | 35°S |
|---|---|---|---|---|---|---|---|
| Objects that rise 20° or more | 532 | 605 | 677 | 729 | 880 | 720 | 634 |
Half of the confirmed clusters are closer than 6,950 light-years
Each dot is one cluster, on a scale where each step is ten times farther. 661 of the 885 with a Gaia distance lie within 10,000 light-years: farther away, dust in the disk dims them. The nearest is Hyades, 154 light-years away.
Robert Trumpler used open clusters to find the dust between the stars
Charles Messier listed 27 open clusters in his catalog of 1774 to 1781, and William and Caroline Herschel found hundreds more. Philibert Melotte (1915), Robert Trumpler (1930) and Per Collinder (1931) compiled the first catalogs of open clusters as a class, and their numbers are still used: Melotte 20 is the Alpha Persei Cluster and Collinder 399 is the Coathanger.
In 1930 Trumpler compared the sizes of distant clusters with their brightness. The farther clusters were fainter than their size predicted, and he showed this meant light is absorbed on its way to us: the first proof of interstellar dust. Since 2018 the Gaia mission has measured distances and motions for the stars in thousands of clusters, confirming many, rejecting others and finding hundreds of new ones.