HD 90156 b
A confirmed exoplanet orbiting HD 90156.
Compared with Earth
- Mass
- About 18 times Earth's mass.
- Year
- A year here lasts about 50 Earth days.
Planet
- Radius
- Unknown
- Mass
- 17.98 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 49.77 days
- Average distance from its star
- 0.25 AU
Star
- Host star
- HD 90156
- Spectral class
- G — sun-like
- Surface temperature
- 5,599 K
- Radius
- Unknown
- Mass
- 0.84 × Sun
- Age
- 4.4 billion years
System
- Distance from Earth
- 71.59 light-years (21.95 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2011
- Method
- Radial Velocity
- Facility
- La Silla Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.