Medusa Nebula
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The Medusa Nebula is a planetary nebula in the constellation of Gemini. It is also known as Abell 21 and Sharpless 2-274. It was originally discovered in 1955 by University of California, Los Angeles astronomer George O. Abell, who classified it... Wikipedia
Coordinates: RA 7h 29m 3s | Dec +13° 14′ 48″
Magnitude: 15.99
Distance to Earth: 1,500 light years
Radius: 4 ly
Types: old planetary nebula
Absolute magnitude (V): 7.68
Constellation: Gemini