HD 142245 b
A confirmed exoplanet orbiting HD 142245.
Compared with Earth
- Mass
- About 976 times Earth's mass.
- Year
- A year here lasts about 3.6 Earth years.
Planet
- Radius
- Unknown
- Mass
- 975.7 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 1,299 days
- Average distance from its star
- 2.78 AU
Star
- Host star
- HD 142245
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,922 K
- Radius
- 4.63 × Sun
- Mass
- 3.5 × Sun
- Age
- Unknown
System
- Distance from Earth
- 317.1 light-years (97.23 parsecs)
- Stars in system
- 3
- Known planets
- 1
Discovery
- Year
- 2011
- Method
- Radial Velocity
- Facility
- W. M. Keck Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.