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Public Universe

Exoplanet

GJ 9827 c

96.74 light-years

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Discovery
Transit · 2017
Radius
1.13 (+0.07 / −0.05) Earth radii
Mass
1.86 (+0.37 / −0.39) Earth masses
Orbital period
3.6481 (+1.3 × 10⁻⁵ / −1 × 10⁻⁵) days
Semi-major axis
0.0395 (+9 × 10⁻⁴ / −9 × 10⁻⁴) AU
Equilibrium temperature
715.94 (+20.33 / −20.33) K
Mass provenance
Mass

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