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Exoplanet

Kepler-109 b

1,548.79 light-years

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Discovery
Transit · 2014
Radius
2.49 (+0.11 / −0.11) Earth radii
Mass
< 4.9 Earth masses
Orbital period
6.4816 (+4.8 × 10⁻⁶ / −4.8 × 10⁻⁶) days
Semi-major axis
0.0701 (+1.9 × 10⁻³ / −1.9 × 10⁻³) AU
Equilibrium temperature
1,276 (+23 / −23) 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