HD 89307 b
A confirmed exoplanet orbiting HD 89307.
Compared with Earth
- Mass
- About 671 times Earth's mass.
- Year
- A year here lasts about 5.9 Earth years.
Planet
- Radius
- Unknown
- Mass
- 670.6 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 2,166 days
- Average distance from its star
- 3.27 AU
Star
- Host star
- HD 89307
- Spectral class
- G — sun-like
- Surface temperature
- 5,955 K
- Radius
- 1.1 × Sun
- Mass
- 1.27 × Sun
- Age
- Unknown
System
- Distance from Earth
- 104.4 light-years (32.01 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2009
- Method
- Radial Velocity
- Facility
- Lick Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.