CONFIRMED EXOPLANET
·
Gas Giant
KELT-21 b
Orbits Host Star: KELT-21
(Type A8 V)
· Distance: 1535.800 Light-Years (470.878 pc)
Planetary Radius
17.777 R⊕
Planetary Mass
1242.715 M⊕
Surface Gravity
3.93 g / g⊕
Equilibrium Temp
2051K (+1778°C / +3232°F)
Orbital Period
3.613 days
Discovery Year
2018 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (2051 K · +1778°C / +3232°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: KELT-North.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS