CONFIRMED EXOPLANET
·
Gas Giant
HD 222582 b
Orbits Host Star: HD 222582
(Type G5 V)
· Distance: 137.500 Light-Years (42.159 pc)
Planetary Radius
12.600 R⊕
Planetary Mass
2660.237 M⊕
Surface Gravity
16.76 g / g⊕
Equilibrium Temp
256K (-17°C / +1°F)
Orbital Period
572.38 days
Discovery Year
1999 (Radial Velocity)
Habitability Assessment
☁️ Gaseous Envelope: With a radius exceeding 2.2 Earth radii, this world is modeled as a volatile-rich sub-Neptune or Jovian gas giant without a defined solid surface boundary.
Discovery Facility: W. M. Keck Observatory.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS