47 UMa d
A confirmed exoplanet orbiting 47 UMa.
Compared with Earth
- Mass
- About 521 times Earth's mass.
- Year
- A year here lasts about 38 Earth years.
Planet
- Radius
- Unknown
- Mass
- 521.2 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 14,000 days
- Average distance from its star
- 11.6 AU
Star
- Host star
- 47 UMa
- Spectral class
- G — sun-like
- Surface temperature
- 5,872 K
- Radius
- 1.213 × Sun
- Mass
- 1.06 × Sun
- Age
- Unknown
System
- Distance from Earth
- 45 light-years (13.8 parsecs)
- Stars in system
- 1
- Known planets
- 3
Discovery
- Year
- 2009
- Method
- Radial Velocity
- Facility
- Lick Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.