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Public Universe

Exoplanet

GJ 180 c

38.95 light-years

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Discovery
Radial Velocity · 2014
Radius
2.41 Earth radii
Mass
6.4 (+3.7 / −4.1) Earth masses
Orbital period
24.329 (+0.052 / −0.066) days
Semi-major axis
0.129 (+7 × 10⁻³ / −0.017) AU
Equilibrium temperature
290.87 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