CONFIRMED EXOPLANET · Super-Earth

K2-331 b

Orbits Host Star: K2-331 · Distance: 689.600 Light-Years (211.430 pc)

Planetary Radius

1.790 R⊕

Planetary Mass

3.860 M⊕

Surface Gravity

1.2 g / g⊕

Equilibrium Temp

909K (+636°C / +1177°F)

Orbital Period

9.399 days

Discovery Year

2021 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (909 K · +636°C / +1177°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: K2.

Other Worlds in the K2-331 System (1)

K2-331 c

Sub-Neptune · 23d

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS

Inspect Raw NASA Archive Record ↗