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Public Universe

Exoplanet

Kepler-603 c

5,021.6 light-years

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Discovery
Transit · 2016
Radius
6.5 (+1.48 / −0.62) Earth radii
Mass
34.5 Earth masses
Orbital period
127.9076 (+4.999 × 10⁻⁴ / −4.999 × 10⁻⁴) days
Semi-major axis
0.5344 (+6.3 × 10⁻³ / −6.3 × 10⁻³) AU
Equilibrium temperature
401 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