LEDGER: EXOPLANETLEDGER.ORG · WORLD DOSSIER // KELT-9 b
← Return to All Worlds
CONFIRMED EXOPLANET · Gas Giant

KELT-9 b

Orbits Host Star: KELT-9 (Type A) · Distance: 666.800 Light-Years (204.455 pc)
Planetary Radius
21.701 R⊕
Planetary Mass
915.346 M⊕
Surface Gravity
1.94 g / g⊕
Equilibrium Temp
3921K (3648°C)
Orbital Period
1.481 days
Discovery Year
2017 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (3921 K) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: KELT-North.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
Inspect Raw NASA Archive Record ↗