STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // HD 180902 b
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CONFIRMED EXOPLANET · Gas Giant

HD 180902 b

Orbits Host Star: HD 180902 (Type K0 III/IV) · Distance: 341.100 Light-Years (104.577 pc)
Planetary Radius
13.500 R⊕
Planetary Mass
535.544 M⊕
Surface Gravity
2.94 g / g⊕
Equilibrium Temp
412K (+139°C / +282°F)
Orbital Period
510.9 days
Discovery Year
2009 (Radial Velocity)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (412 K · +139°C / +282°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: W. M. Keck Observatory.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
Inspect Raw NASA Archive Record ↗