CONFIRMED EXOPLANET · Sub-Neptune

K2-117 b

Orbits Host Star: K2-117 (Type M1.0 V) · Distance: 331.500 Light-Years (101.632 pc)

Planetary Radius

2.030 R⊕

Planetary Mass

4.780 M⊕

Surface Gravity

1.16 g / g⊕

Equilibrium Temp

868K (+595°C / +1103°F)

Orbital Period

1.292 days

Discovery Year

2017 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (868 K · +595°C / +1103°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: K2.

Other Worlds in the K2-117 System (1)

K2-117 c

Sub-Neptune · 5.4d

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS

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