CONFIRMED EXOPLANET
·
Super-Earth
Kepler-1257 b
Orbits Host Star: Kepler-1257
· Distance: 3607.100 Light-Years (1105.950 pc)
Planetary Radius
1.520 R⊕
Planetary Mass
2.920 M⊕
Surface Gravity
1.26 g / g⊕
Equilibrium Temp
1252K (+979°C / +1794°F)
Orbital Period
2.668 days
Discovery Year
2016 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (1252 K · +979°C / +1794°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Kepler.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS