STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // Kepler-9 d
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CONFIRMED EXOPLANET · Super-Earth

Kepler-9 d

Orbits Host Star: Kepler-9 · Distance: 2049.100 Light-Years (628.257 pc)
Planetary Radius
1.640 R⊕
Planetary Mass
8.415 M⊕
Surface Gravity
3.13 g / g⊕
Equilibrium Temp
2026K (1753°C)
Orbital Period
1.593 days
Discovery Year
2010 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (2026 K) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Kepler.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
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