CONFIRMED EXOPLANET
·
Gas Giant
HD 1397 b
Orbits Host Star: HD 1397
(Type G5 III/IV)
· Distance: 259.500 Light-Years (79.570 pc)
Planetary Radius
11.500 R⊕
Planetary Mass
131.899 M⊕
Surface Gravity
1 g / g⊕
Equilibrium Temp
1228K (+955°C / +1751°F)
Orbital Period
11.535 days
Discovery Year
2018 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (1228 K · +955°C / +1751°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Transiting Exoplanet Survey Satellite (TESS).
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS