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Exoplanet

Kepler-281 c

5,692.9 light-years

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Discovery
Transit · 2014
Radius
5.31 (+2.06 / −2.06) Earth radii
Mass
< 161.124 Earth masses
Orbital period
36.3374 (+1.11 × 10⁻⁴ / −1.11 × 10⁻⁴) days
Semi-major axis
0.215 AU
Equilibrium temperature
513 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