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Blue Racquetball Nebula
Blue Racquetball Nebula HD slice

Blue Racquetball Nebula - planetary nebula

Blue Racquetball Nebula, also known as the Emerald Nebula and Green Nebula and Torquoise Orb, is a planetary nebula located in the constellation Ophiuchus .

Blue Racquetball Nebula is magnitude 9* and is 0.1' in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.

      1. Name:
      2. Blue Racquetball Nebula
      1. Alt Name:
      2. Emerald Nebula
      1. Alt Name 2:
      2. Green Nebula
      1. Alt Name 3:
      2. Torquoise Orb
      1. Type:
      2. planetary nebula
      1. Size:
      2. 0.1'
      1. NGC:
      2. NGC 6572

    * One can see up to magnitude 7-8 objects with perfect eyes under ideal dark sky conditions.



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