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Exoplanet

Kepler-19 c

712.85 light-years

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Discovery
Transit Timing Variations · 2011
Radius
3.68 Earth radii
Mass
13.1 (+2.7 / −2.7) Earth masses
Orbital period
28.731 (+0.012 / −5 × 10⁻³) days
Semi-major axis
0.1766 AU
Equilibrium temperature
589.64 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