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Public Universe

Exoplanet

GJ 687 c

14.84 light-years

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Discovery
Radial Velocity · 2020
Radius
4.14 Earth radii
Mass
16 (+4.1 / −4.1) Earth masses
Orbital period
727.562 (+12.198 / −12.198) days
Semi-major axis
1.165 (+0.023 / −0.023) AU
Equilibrium temperature
98.62 (+1.51 / −1.51) 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