8 UMi b
A confirmed exoplanet orbiting 8 UMi.
Compared with Earth
- Mass
- About 524 times Earth's mass.
- Year
- A year here lasts about 93 Earth days.
Planet
- Radius
- Unknown
- Mass
- 524.4 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 93.31 days
- Average distance from its star
- 0.462 AU
Star
- Host star
- 8 UMi
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,847 K
- Radius
- 10.73 × Sun
- Mass
- 1.51 × Sun
- Age
- Unknown
System
- Distance from Earth
- 530.2 light-years (162.6 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2015
- Method
- Radial Velocity
- Facility
- Bohyunsan Optical Astronomical Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.