CONFIRMED EXOPLANET
·
Gas Giant
GJ 317 c
Orbits Host Star: GJ 317
(Type M3.5 V)
· Distance: 49.600 Light-Years (15.197 pc)
Planetary Radius
13.600 R⊕
Planetary Mass
454.495 M⊕
Surface Gravity
2.46 g / g⊕
Equilibrium Temp
48K (-225°C / -373°F)
Orbital Period
6500 days
Discovery Year
2016 (Radial Velocity)
Habitability Assessment
❄️ Cryogenic Regime: At 48 K (-225°C / -373°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 GJ 317 System (1)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS