CONFIRMED EXOPLANET
·
Sub-Neptune
Kepler-18 c
Orbits Host Star: Kepler-18
· Distance: 1412.400 Light-Years (433.047 pc)
Planetary Radius
5.490 R⊕
Planetary Mass
17.300 M⊕
Surface Gravity
0.57 g / g⊕
Equilibrium Temp
899K (+626°C / +1159°F)
Orbital Period
7.642 days
Discovery Year
2011 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (899 K · +626°C / +1159°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Kepler.
Other Worlds in the Kepler-18 System (2)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS