Resources on the Orion Nebula

Resources, papers and information (updated) The Orion Nebula (also known as Messier 42, M42, or NGC 1976) is a diffuse nebula situated in the Milky Way, being south of Orion’s Belt in the constellation of Orion. It is one of the brightest nebulae, and is visible to the naked eye in the night sky. It is 1,344 ± 20 light-years (412.1 ± 6.1 pc) away and is the closest region of massive star formation to Earth. The M42 …

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James Nasmyth’s Moon

PHOTOGRAPHS OF (MODELS OF) THE MOON (1874) I recently viewed some lunar surface photographs that were taken in 1874, almost 100 years before the Apollo Program did the same. Sensing foul play at best or conspiracy at worst, I took great joy in reading up about James Nasmyth’s lunar observations, sketched from the eyepiece and …

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