CONFIRMED EXOPLANET
·
Sub-Earth
K2-89 b
Orbits Host Star: K2-89
· Distance: 280.600 Light-Years (86.039 pc)
Planetary Radius
0.615 R⊕
Planetary Mass
0.170 M⊕
Surface Gravity
0.45 g / g⊕
Equilibrium Temp
830K (+557°C / +1035°F)
Orbital Period
1.096 days
Discovery Year
2016 (Transit)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (830 K · +557°C / +1035°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: K2.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS