STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // GJ 9689 b
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CONFIRMED EXOPLANET · Sub-Neptune

GJ 9689 b

Orbits Host Star: GJ 9689 (Type M0.5) · Distance: 99.900 Light-Years (30.620 pc)
Planetary Radius
3.070 R⊕
Planetary Mass
9.650 M⊕
Surface Gravity
1.02 g / g⊕
Equilibrium Temp
453K (+180°C / +356°F)
Orbital Period
18.27 days
Discovery Year
2020 (Radial Velocity)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (453 K · +180°C / +356°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Roque de los Muchachos Observatory.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
Inspect Raw NASA Archive Record ↗