HD 100777 b
A confirmed exoplanet orbiting HD 100777.
Compared with Earth
- Mass
- About 391 times Earth's mass.
- Year
- A year here lasts about 1 Earth year.
Planet
- Radius
- Unknown
- Mass
- 390.9 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 383 days
- Average distance from its star
- 1.06 AU
Star
- Host star
- HD 100777
- Spectral class
- Unknown
- Surface temperature
- Unknown
- Radius
- Unknown
- Mass
- 1.08 × Sun
- Age
- 5.7 billion years
System
- Distance from Earth
- 161.6 light-years (49.53 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2007
- Method
- Radial Velocity
- Facility
- La Silla Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.