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Exoplanet

Kepler-139 f

1,275.4 light-years

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Discovery
Transit Timing Variations · 2025
Radius
6.67 Earth radii
Mass
36 (+10 / −10) Earth masses
Orbital period
355 (+2 / −2) days
Semi-major axis
Unknown
Equilibrium temperature
Unknown
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