CONFIRMED EXOPLANET
·
Sub-Neptune
HD 20781 d
Orbits Host Star: HD 20781
(Type K0 V)
· Distance: 117.300 Light-Years (35.972 pc)
Planetary Radius
3.250 R⊕
Planetary Mass
10.610 M⊕
Surface Gravity
1 g / g⊕
Equilibrium Temp
570K (+297°C / +567°F)
Orbital Period
29.158 days
Discovery Year
2019 (Radial Velocity)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (570 K · +297°C / +567°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: La Silla Observatory.
Other Worlds in the HD 20781 System (3)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS