CONFIRMED EXOPLANET
·
Gas Giant
HIP 81991 b
Orbits Host Star: HIP 81991
(Type G8 V)
· Distance: 143.200 Light-Years (43.902 pc)
Planetary Radius
12.500 R⊕
Planetary Mass
3019.370 M⊕
Surface Gravity
19.32 g / g⊕
Equilibrium Temp
163K (-110°C / -166°F)
Orbital Period
5860 days
Discovery Year
2026 (Radial Velocity)
Habitability Assessment
❄️ Cryogenic Regime: At 163 K (-110°C / -166°F), surface volatiles would be frozen in a permanent snowball state without substantial internal geothermal or tidal heating.
Discovery Facility: Multiple Facilities.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS