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Exoplanet

Kepler-311 d

2,539.63 light-years

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Discovery
Transit · 2023
Radius
2.05 (+0.33 / −0.29) Earth radii
Mass
4.86 Earth masses
Orbital period
232.0403 (+6.902 × 10⁻³ / −6.902 × 10⁻³) days
Semi-major axis
0.7326 AU
Equilibrium temperature
327 K
Mass provenance
M-R relationship

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