M5 (NGC 5904)
Messier 5 (NGC 5904) is a globular cluster located in the constellation Serpens Caput, in the Galactic Center of the Milky Way Galaxy in the Local Group of galaxies. M5 is 24,500 light years away from Earth.
M5 is best viewed during mid-summer, is magnitude 6.5, and can be viewed with binoculars. M5 is 23' 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.