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Public Universe

Exoplanet

GJ 849 b

28.7 light-years

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Discovery
Radial Velocity · 2006
Radius
13.9 Earth radii
Mass
283.8208 (+29.8759 / −30.8294) Earth masses
Orbital period
1,925.31 (+6.5 / −6.5) days
Semi-major axis
2.32 (+0.11 / −0.13) AU
Equilibrium temperature
73.63 (+6.21 / −6.21) K
Mass provenance
Msini

Measurements may come from different studies and need not form one self-consistent model. “Msini” is a minimum mass; a mass inferred from radius is an estimate. Equilibrium temperature is a model estimate, not a measured surface temperature or evidence of habitability.

NASA archive record and references ↗

Snapshot retrieved: 2026-10-11T04:15:07.688253+00:00