CONFIRMED EXOPLANET
·
Super-Earth
K2-138 b
Orbits Host Star: K2-138
(Type G8 V)
· Distance: 660.700 Light-Years (202.585 pc)
Planetary Radius
1.510 R⊕
Planetary Mass
3.100 M⊕
Surface Gravity
1.36 g / g⊕
Equilibrium Temp
1157K (+884°C / +1623°F)
Orbital Period
2.353 days
Discovery Year
2017 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (1157 K · +884°C / +1623°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