CONFIRMED EXOPLANET
·
Sub-Neptune
HD 40307 f
Orbits Host Star: HD 40307
(Type K2.5 V)
· Distance: 42.200 Light-Years (12.936 pc)
Planetary Radius
2.130 R⊕
Planetary Mass
5.200 M⊕
Surface Gravity
1.15 g / g⊕
Equilibrium Temp
398K (+125°C / +257°F)
Orbital Period
51.76 days
Discovery Year
2013 (Radial Velocity)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (398 K · +125°C / +257°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: La Silla Observatory.
Other Worlds in the HD 40307 System (4)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS