CONFIRMED EXOPLANET
·
Gas Giant
HD 13931 b
Orbits Host Star: HD 13931
(Type G0)
· Distance: 154.600 Light-Years (47.396 pc)
Planetary Radius
13.200 R⊕
Planetary Mass
889.920 M⊕
Surface Gravity
5.11 g / g⊕
Equilibrium Temp
139K (-134°C / -209°F)
Orbital Period
4218 days
Discovery Year
2009 (Radial Velocity)
Habitability Assessment
❄️ Cryogenic Regime: At 139 K (-134°C / -209°F), surface volatiles would be frozen in a permanent snowball state without substantial internal geothermal or tidal heating.
Discovery Facility: W. M. Keck Observatory.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS