The Pinwheel Galaxy (also known as Messier 101, M101 or NGC 5457) is a face-on, unbarred, and counterclockwise spiral galaxy located 21 million light-years...

Messier 102 (also known as M102) is a galaxy listed in the Messier Catalogue that cannot be unambiguously identified. Its original discoverer Pierre Méchain...

The Messier objects are a set of 110 astronomical objects catalogued by the French astronomer Charles Messier in his Catalogue des Nébuleuses et des Amas...

the atomic number of mendelevium, an actinide. In astronomy it is the Messier designation given to the Pinwheel Galaxy in Ursa Major. According to Books...

April 2010. "Messier 103". Universe Today. 7 January 2010. Retrieved 14 April 2010. "Messier 103". Perez Media. Retrieved 14 April 2010. "Messier 103". Perez...

Garner, Rob (2017-10-06). "Messier 51 (The Whirlpool Galaxy)". NASA. Retrieved 2021-01-20. "M 51". Messier Objects 101.com. 2016-10-10. Archived from...

Messier 101, a galaxy referred to as the Pinwheel Galaxy Messier 83, a galaxy referred to as the Southern Pinwheel Galaxy Triangulum Galaxy (Messier 33)...

(HII region) located in Messier 101 (the Pinwheel Galaxy) towards the constellation Ursa Major. Eight other regions of Messier 101 are listed in the New...

adapted. List of Messier objects Wikimedia Commons has media related to Messier 74. NGC 3184 – a similar face-on spiral galaxy Messier 101 – a similar face-on...

for astronomical objects and indicates that Pinwheel Galaxy refers to Messier 101, which several amateur astronomy resources including public outreach...