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Public Universe

Exoplanet

K2-155 c

237.44 light-years

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Discovery
Transit · 2018
Radius
2.6 (+0.7 / −0.2) Earth radii
Mass
7.27 Earth masses
Orbital period
13.85 (+6 × 10⁻³ / −6 × 10⁻³) days
Semi-major axis
0.0946 (+3.1 × 10⁻³ / −3 × 10⁻³) AU
Equilibrium temperature
583 (+52 / −35) 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