HIP 21152 b
A confirmed exoplanet orbiting HIP 21152.
Compared with Earth
- Mass
- About 7,628 times Earth's mass.
- Temperature
- About 1,027 °C (1,880 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Year
- A year here lasts about 60 Earth years.
Planet
- Radius
- Unknown
- Mass
- 7,628 × Earth
- Density
- Unknown
- Equilibrium temperature
- 1,300 K
- Starlight received
- Unknown
- Orbital period
- 22,000 days
- Average distance from its star
- 17 AU
Star
- Host star
- HIP 21152
- Spectral class
- F — yellow-white
- Surface temperature
- 6,655 K
- Radius
- Unknown
- Mass
- 1.4 × Sun
- Age
- 0.65 billion years
System
- Distance from Earth
- 141.6 light-years (43.41 parsecs)
- Stars in system
- 2
- Known planets
- 1
Discovery
- Year
- 2022
- Method
- Imaging
- Facility
- Multiple Observatories
Data from the NASA Exoplanet Archive, synced October 14, 2026.