STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // GJ 4276 b
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CONFIRMED EXOPLANET · Sub-Neptune

GJ 4276 b

Orbits Host Star: GJ 4276 (Type M4.0) · Distance: 69.600 Light-Years (21.336 pc)
Planetary Radius
4.220 R⊕
Planetary Mass
16.570 M⊕
Surface Gravity
0.93 g / g⊕
Equilibrium Temp
364K (+91°C / +196°F)
Orbital Period
13.352 days
Discovery Year
2019 (Radial Velocity)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (364 K · +91°C / +196°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Calar Alto Observatory.

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
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