STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // K2-121 b
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CONFIRMED EXOPLANET · Gas Giant

K2-121 b

Orbits Host Star: K2-121 · Distance: 552.500 Light-Years (169.398 pc)
Planetary Radius
7.160 R⊕
Planetary Mass
51.000 M⊕
Surface Gravity
0.99 g / g⊕
Equilibrium Temp
716K (+443°C / +829°F)
Orbital Period
5.186 days
Discovery Year
2017 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (716 K · +443°C / +829°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: K2.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
Inspect Raw NASA Archive Record ↗