M3 (NGC 5272)
Messier M3 (NGC 5272) is a globular cluster located in the constellation Canes Venatici, in the Galactic Center of the Milky Way Galaxy. in the Local Group of galaxies.
Messier M3 is best viewed during early spring, is magnitude 6.4*, and can be viewed with small binoculars. It is 16.2' in 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.
Find your inner astronomer. Your complete guide to amateur astronomy.