STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // K2-189 b
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CONFIRMED EXOPLANET · Super-Earth

K2-189 b

Orbits Host Star: K2-189 · Distance: 789.700 Light-Years (242.113 pc)
Planetary Radius
1.403 R⊕
Planetary Mass
2.550 M⊕
Surface Gravity
1.3 g / g⊕
Equilibrium Temp
1203K (+930°C / +1706°F)
Orbital Period
2.588 days
Discovery Year
2018 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (1203 K · +930°C / +1706°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: K2.

Other Worlds in the K2-189 System (1)

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
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