The Pinwheel Galaxy is a striking face-on spiral galaxy in the constellation Ursa Major. Charles Messier included the Pinwheel Galaxy as M101 as a late entry to his list of 110 astronomy objects. Messier 101 can be located with your telescope by star-hopping from the bright star, Alkaid, in the handle of the Big Dipper. … Continue reading M101 – Pinwheel Galaxy