CONFIRMED EXOPLANET
·
Sub-Neptune
Kepler-31 d
Orbits Host Star: Kepler-31
· Distance: 5429.300 Light-Years (1664.640 pc)
Planetary Radius
3.900 R⊕
Planetary Mass
2161.244 M⊕
Surface Gravity
142.09 g / g⊕
Equilibrium Temp
484K (+211°C / +412°F)
Orbital Period
87.645 days
Discovery Year
2014 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (484 K · +211°C / +412°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Kepler.
Other Worlds in the Kepler-31 System (2)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS