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Exoplanet

GJ 806 c

39.28 light-years

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Discovery
Radial Velocity · 2023
Radius
2.28 Earth radii
Mass
5.8 (+0.3 / −0.3) Earth masses
Orbital period
6.6406 (+2.5 × 10⁻⁴ / −2.5 × 10⁻⁴) days
Semi-major axis
0.0523 (+1.1 × 10⁻³ / −1.1 × 10⁻³) AU
Equilibrium temperature
490 (+5 / −5) 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