STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // HD 40956 b
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CONFIRMED EXOPLANET · Gas Giant

HD 40956 b

Orbits Host Star: HD 40956 (Type K0) · Distance: 380.300 Light-Years (116.593 pc)
Planetary Radius
13.200 R⊕
Planetary Mass
858.141 M⊕
Surface Gravity
4.93 g / g⊕
Equilibrium Temp
581K (+308°C / +586°F)
Orbital Period
578.6 days
Discovery Year
2017 (Radial Velocity)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (581 K · +308°C / +586°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Multiple Observatories.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
Inspect Raw NASA Archive Record ↗