HD 190984 b
A confirmed exoplanet orbiting HD 190984.
Compared with Earth
- Mass
- About 985 times Earth's mass.
- Year
- A year here lasts about 13 Earth years.
Planet
- Radius
- Unknown
- Mass
- 985.2 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 4,885 days
- Average distance from its star
- 5.5 AU
Star
- Host star
- HD 190984
- Spectral class
- G — sun-like
- Surface temperature
- 5,988 K
- Radius
- 1.53 × Sun
- Mass
- 0.91 × Sun
- Age
- Unknown
System
- Distance from Earth
- 483.3 light-years (148.2 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2009
- Method
- Radial Velocity
- Facility
- La Silla Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.