M33 (NGC 598) - Triangulum Galaxy
Messier M33 (NGC 598), also known as the Triangulum Galaxy, is a spiral galaxy located in the constellation Triangulum in the Local Group of galaxies.
Messier M33 is best viewed during winter, is magnitude 7.0*, and can be viewed with binoculars. It is 73 x 45' 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.