The Rosetta Nebula, C 49 or NGC 2237, is a diffuse nebula in Monoceros constellation.
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The Rosetta Nebula
Tag: diffuse nebula
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The Orion Nebula
The Orion Nebula, or M 42 or NGC 1976, is a bright diffuse nebula just below the Orion belt at a distance of about 1300 years from us.
