CONFIRMED EXOPLANET
·
Sub-Neptune
HD 191939 c
Orbits Host Star: HD 191939
(Type G9 V)
· Distance: 174.800 Light-Years (53.609 pc)
Planetary Radius
3.195 R⊕
Planetary Mass
8.000 M⊕
Surface Gravity
0.78 g / g⊕
Equilibrium Temp
600K (+327°C / +621°F)
Orbital Period
28.58 days
Discovery Year
2020 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (600 K · +327°C / +621°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Transiting Exoplanet Survey Satellite (TESS).
Other Worlds in the HD 191939 System (5)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS