M42 (NGC 1976) - Orion Nebula
Messier M42 (NGC 1976), also known as the Orion Nebula, is a diffuse nebula located in the constellation Orion, in the Orion Arm of the Milky Way Galaxy. in the Local Group of galaxies.
Messier M42 is best viewed during winter, is magnitude 5.0*, and can be viewed with naked eye (barely). It is 85 x 60' in size. For reference, the full moon is 30' (arc minutes) in size.
* The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.
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