CONFIRMED EXOPLANET
·
Sub-Neptune
Kepler-391 c
Orbits Host Star: Kepler-391
(Type K2 III-IV)
· Distance: 2835.100 Light-Years (869.236 pc)
Planetary Radius
2.880 R⊕
Planetary Mass
450.000 M⊕
Surface Gravity
54.25 g / g⊕
Equilibrium Temp
662K (+389°C / +732°F)
Orbital Period
20.501 days
Discovery Year
2014 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (662 K · +389°C / +732°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Kepler.
Other Worlds in the Kepler-391 System (1)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS