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Public Universe

Exoplanet

GJ 180 d

38.95 light-years

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Discovery
Radial Velocity · 2020
Radius
2.66 Earth radii
Mass
7.56 (+1.07 / −1.07) Earth masses
Orbital period
106.3 (+0.129 / −0.129) days
Semi-major axis
0.309 (+0.01 / −0.01) AU
Equilibrium temperature
187.94 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