Messier M110 - Andromeda Satellite
M110 (NGC 205), also known as Andromeda Satellite, is a dwarf elliptical galaxy located within the constellation Andromeda in the Local Group of galaxies.
M110 is best viewed during winter, is magnitude 10.0*, and can be viewed with large binoculars. It is 17 x 10' 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.