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Public Universe

Exoplanet

gam Lib c

154.6 light-years

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Discovery
Radial Velocity · 2018
Radius
12.8 Earth radii
Mass
1,662.5604 (+38.1394 / −46.7208) Earth masses
Orbital period
966.49 (+2.27 / −1.96) days
Semi-major axis
2.318 (+4 × 10⁻³ / −3 × 10⁻³) AU
Equilibrium temperature
543.71 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