CONFIRMED EXOPLANET
·
Gas Giant
HD 191939 f
Orbits Host Star: HD 191939
(Type G9 V)
· Distance: 174.800 Light-Years (53.609 pc)
Planetary Radius
13.200 R⊕
Planetary Mass
915.346 M⊕
Surface Gravity
5.25 g / g⊕
Equilibrium Temp
125K (-148°C / -234°F)
Orbital Period
2898 days
Discovery Year
2022 (Radial Velocity)
Habitability Assessment
❄️ Cryogenic Regime: At 125 K (-148°C / -234°F), surface volatiles would be frozen in a permanent snowball state without substantial internal geothermal or tidal heating.
Discovery Facility: W. M. Keck Observatory.
Other Worlds in the HD 191939 System (5)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS