HD 154857 c
A confirmed exoplanet orbiting HD 154857.
Compared with Earth
- Mass
- About 820 times Earth's mass.
- Year
- A year here lasts about 9.5 Earth years.
Planet
- Radius
- Unknown
- Mass
- 820 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 3,452 days
- Average distance from its star
- 5.36 AU
Star
- Host star
- HD 154857
- Spectral class
- G — sun-like
- Surface temperature
- 5,605 K
- Radius
- 1.76 × Sun
- Mass
- 1.718 × Sun
- Age
- Unknown
System
- Distance from Earth
- 206.9 light-years (63.45 parsecs)
- Stars in system
- 1
- Known planets
- 2
Discovery
- Year
- 2014
- Method
- Radial Velocity
- Facility
- Anglo-Australian Telescope
Data from the NASA Exoplanet Archive, synced October 14, 2026.