M57 (NGC 6720) - Ring Nebula
Messier 57 (NGC 6720), also known as the Ring Nebula, is a planetary nebula located in the constellation Lyra, in the Orion Arm of the Milky Way Galaxy in the Local Group of galaxies. M57 is 2,500 light years away from Earth.
M57 is best viewed during early spring, is magnitude 8.8, and can be viewed with binoculars. M57 is 1.5' x 1' in apparent 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.