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Messier 33
Messier 33 Triangulum Galaxy
Credit: NASA, ESA

M33 (NGC 598) - Triangulum Galaxy

Messier 33 (NGC 598), also known as the Triangulum Galaxy, is a spiral galaxy located in the constellation Triangulum in the Local Group of galaxies. M33 is 3,200,000 light years away from Earth.

M33 is best viewed during winter, is magnitude 5.7, and can be viewed with naked eye (barely). M33 is 71' x 42' in apparent size. For reference, the full moon is 30' (arc minutes) in size.

      1. Name:
      2. Triangulum Galaxy
      1. Type:
      2. spiral galaxy
      1. NGC or IC:
      2. NGC 598
      1. Magnitude:
      2. 5.7
      1. Viewing:
      2. naked eye (barely)
      1. Size:
      2. 71' x 42'
      1. Distance (light years):
      2. 3,200,000 LY
      1. RA:
      2. 1h 33.9m
      1. Dec:
      2. 30 40'
      1. Season:
      2. winter
      1. Galaxy group:
      2. Local Group

    * The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.