CONFIRMED EXOPLANET
·
Sub-Neptune
Kepler-4 b
Orbits Host Star: Kepler-4
· Distance: 1591.400 Light-Years (487.916 pc)
Planetary Radius
4.002 R⊕
Planetary Mass
24.472 M⊕
Surface Gravity
1.53 g / g⊕
Equilibrium Temp
1650K (+1377°C / +2511°F)
Orbital Period
3.213 days
Discovery Year
2009 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (1650 K · +1377°C / +2511°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: Kepler.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS