STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // HD 109988 b
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CONFIRMED EXOPLANET · Gas Giant

HD 109988 b

Orbits Host Star: HD 109988 · Distance: 138.700 Light-Years (42.528 pc)
Planetary Radius
12.100 R⊕
Planetary Mass
6935.334 M⊕
Surface Gravity
47.37 g / g⊕
Equilibrium Temp
66K (-207°C / -341°F)
Orbital Period
17132.159 days
Discovery Year
2022 (Radial Velocity)

Habitability Assessment

❄️ Cryogenic Regime: At 66 K (-207°C / -341°F), surface volatiles would be frozen in a permanent snowball state without substantial internal geothermal or tidal heating.

Discovery Facility: Multiple Observatories.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
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