CONFIRMED EXOPLANET
·
Gas Giant
HR 8799 c
Orbits Host Star: HR 8799
(Type A5 V)
· Distance: 134.500 Light-Years (41.244 pc)
Planetary Radius
13.000 R⊕
Planetary Mass
3000.000 M⊕
Surface Gravity
17.75 g / g⊕
Equilibrium Temp
1200K (+927°C / +1701°F)
Orbital Period
69000 days
Discovery Year
2008 (Imaging)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (1200 K · +927°C / +1701°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Gemini Observatory.
Other Worlds in the HR 8799 System (3)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS