Ursa Major I Dwarf
| Ursa Major I Dwarf | |
|---|---|
| Observation data (J2000 epoch) | |
| Constellation | Ursa Major | 
| Right ascension | 10h 34m 52.8s | 
| Declination | +51° 55′ 12″ | 
| Distance | 330,000 light-years (100 kpc) | 
| Characteristics | |
| Type | dSph | 
| Other designations | |
| UMa I dwarf, Ursa Major I dSph | |
Ursa Major I Dwarf (UMa I dSph) is a dwarf spheroidal galaxy that orbits the Milky Way galaxy. It was discovered in 2005 within the Ursa Major constellation and is the third least luminous known galaxy.