CONFIRMED EXOPLANET
·
Gas Giant
51 Peg b
Orbits Host Star: 51 Peg
(Type G5V)
· Distance: 50.400 Light-Years (15.461 pc)
Planetary Radius
14.100 R⊕
Planetary Mass
193.875 M⊕
Surface Gravity
0.98 g / g⊕
Equilibrium Temp
1329K (+1056°C / +1933°F)
Orbital Period
4.231 days
Discovery Year
1995 (Radial Velocity)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (1329 K · +1056°C / +1933°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Haute-Provence Observatory.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS