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Public Universe

Exoplanet

GJ 3929 c

51.56 light-years

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Discovery
Radial Velocity · 2022
Radius
2.26 Earth radii
Mass
5.71 (+0.94 / −0.94) Earth masses
Orbital period
15.04 (+0.03 / −0.03) days
Semi-major axis
0.081 (+2 × 10⁻³ / −2 × 10⁻³) AU
Equilibrium temperature
317 (+3 / −3) 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