STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // GJ 229 A c
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CONFIRMED EXOPLANET · Sub-Neptune

GJ 229 A c

Orbits Host Star: GJ 229 (Type M1.5V) · Distance: 18.800 Light-Years (5.756 pc)
Planetary Radius
2.870 R⊕
Planetary Mass
8.581 M⊕
Surface Gravity
1.04 g / g⊕
Equilibrium Temp
188K (-85°C / -121°F)
Orbital Period
121.933 days
Discovery Year
2020 (Radial Velocity)

Habitability Assessment

☁️ Gaseous Envelope: With a radius exceeding 2.2 Earth radii, this world is modeled as a volatile-rich sub-Neptune or Jovian gas giant without a defined solid surface boundary.

Discovery Facility: Multiple Facilities.

Other Worlds in the GJ 229 System (1)

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
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