HD 154391 b
A confirmed exoplanet orbiting HD 154391.
Compared with Earth
- Mass
- About 2,892 times Earth's mass.
- Year
- A year here lasts about 14 Earth years.
Planet
- Radius
- Unknown
- Mass
- 2,892 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 5,163 days
- Average distance from its star
- 7.46 AU
Star
- Host star
- HD 154391
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,909 K
- Radius
- 8.56 × Sun
- Mass
- 2.07 × Sun
- Age
- 1.1 billion years
System
- Distance from Earth
- 329.2 light-years (100.9 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2023
- Method
- Radial Velocity
- Facility
- Multiple Observatories
Data from the NASA Exoplanet Archive, synced October 14, 2026.