Pinwheel Galaxy

Missing image
M101-PIA04630.jpg

Messier Object 101, the Pinwheel Galaxy.

Missing image
Messier-101-cutout.jpeg

Amateur astronomer's photo of the M 101 spiral galaxy

The Pinwheel Galaxy (also known as Messier Object 101, M101, or NGC 5457) is a spiral galaxy in the Ursa Major constellation. M101 is the brightest member of the M101 group of galaxies.

Related topics

List of messier objects
New General Catalogue
Wikipedia Project: Astronomical Objects

External links

Messier 101, SEDS Messier pages

See also

Southern Pinwheel Galaxy

See also: Pinwheel Galaxy, List of messier objects, M101 group of galaxies, New General Catalogue, Southern Pinwheel Galaxy, Spiral galaxy, Ursa Major