CONFIRMED EXOPLANET · Sub-Neptune

K2-243 b

Orbits Host Star: K2-243 · Distance: 870.400 Light-Years (266.864 pc)

Planetary Radius

2.170 R⊕

Planetary Mass

5.350 M⊕

Surface Gravity

1.14 g / g⊕

Equilibrium Temp

1035K (+762°C / +1404°F)

Orbital Period

11.542 days

Discovery Year

2018 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (1035 K · +762°C / +1404°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: K2.

Other Worlds in the K2-243 System (1)

K2-243 c

Sub-Neptune · 24.9d

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS

Inspect Raw NASA Archive Record ↗