CONFIRMED EXOPLANET
·
Gas Giant
HD 220773 b
Orbits Host Star: HD 220773
(Type F9)
· Distance: 164.700 Light-Years (50.510 pc)
Planetary Radius
13.600 R⊕
Planetary Mass
460.800 M⊕
Surface Gravity
2.49 g / g⊕
Equilibrium Temp
167K (-106°C / -159°F)
Orbital Period
3724.7 days
Discovery Year
2011 (Radial Velocity)
Habitability Assessment
❄️ Cryogenic Regime: At 167 K (-106°C / -159°F), surface volatiles would be frozen in a permanent snowball state without substantial internal geothermal or tidal heating.
Discovery Facility: McDonald Observatory.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS