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Exoplanet

Kepler-55 c

1,887.78 light-years

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Discovery
Transit · 2012
Radius
2.21 Earth radii
Mass
69.8 (+32.6 / −18.3) Earth masses
Orbital period
42.1516 (+5.3 × 10⁻⁴ / −5.3 × 10⁻⁴) days
Semi-major axis
0.2095 AU
Equilibrium temperature
349 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