IC 2574, also known as Coddington's Nebula, is a dwarf spiral galaxy
[ discovered by American astronomer ]Edwin Foster Coddington
Edwin Foster Coddington (June 24, 1870 – December 21, 1950) was an American astronomer and discoverer of astronomical objects.
He co-discovered the comet C/1898 L1 (Coddington-Pauly), also known by the older designation Comet 1898 VII. He a ...
in 1898.[ Located in ]Ursa Major
Ursa Major (; also known as the Great Bear) is a constellation in the northern sky, whose associated mythology likely dates back into prehistory. Its Latin name means "greater (or larger) bear," referring to and contrasting it with nearby Ursa ...
, a constellation in the northern sky, it is an outlying member of the M81 Group
The M81 Group is a galaxy group in the constellations Ursa Major and Camelopardalis that includes the galaxies Messier 81 and Messier 82, as well as several other galaxies with high apparent brightnesses. The approximate center of the group i ...
. It is believed that 90% of its mass is in the form of dark matter.
References
Dwarf spiral galaxies
Ursa Major (constellation)
{{Spiral-galaxy-stub