Ursa Major Dwarf Explained

Ursa Major Dwarf is a name for two dwarf spheroidal galaxies orbiting the Milky Way Galaxy.

• Ursa Major I Dwarf, also called UMa I dSph, was discovered in 2005.
• Ursa Major II Dwarf, also called UMa I| dSph, was discovered in 2006.

See also

• Palomar 4, once thought to be a satellite galaxy, now known to be a globular cluster of the Milky Way