CONFIRMED EXOPLANET
·
Sub-Neptune
Kepler-1821 b
Orbits Host Star: Kepler-1821
· Distance: 2608.300 Light-Years (799.699 pc)
Planetary Radius
2.592 R⊕
Planetary Mass
7.240 M⊕
Surface Gravity
1.08 g / g⊕
Equilibrium Temp
644K (+371°C / +700°F)
Orbital Period
16.458 days
Discovery Year
2021 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (644 K · +371°C / +700°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Kepler.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS