STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // Kepler-666 b
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CONFIRMED EXOPLANET · Sub-Neptune

Kepler-666 b

Orbits Host Star: Kepler-666 · Distance: 4920.700 Light-Years (1508.710 pc)
Planetary Radius
2.400 R⊕
Planetary Mass
6.350 M⊕
Surface Gravity
1.1 g / g⊕
Equilibrium Temp
1133K (860°C)
Orbital Period
4.499 days
Discovery Year
2016 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (1133 K) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Kepler.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
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