CONFIRMED EXOPLANET
·
Sub-Neptune
K2-138 e
Orbits Host Star: K2-138
(Type G8 V)
· Distance: 660.700 Light-Years (202.585 pc)
Planetary Radius
3.390 R⊕
Planetary Mass
12.970 M⊕
Surface Gravity
1.13 g / g⊕
Equilibrium Temp
757K (+484°C / +903°F)
Orbital Period
8.261 days
Discovery Year
2017 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (757 K · +484°C / +903°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: K2.
Other Worlds in the K2-138 System (5)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS