M52 (NGC 7654)
Messier 52 (NGC 7654) is an open cluster located in the constellation Cassiopeia, in the Perseus Arm of the Milky Way Galaxy in the Local Group of galaxies. M52 is 4,600 light years away from Earth.
M52 is best viewed during winter, is magnitude 6.9, and can be viewed with binoculars. M52 is 13' 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.