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Public Universe

Exoplanet

CI Tau c

515.32 light-years

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Discovery
Radial Velocity · 2024
Radius
13 Earth radii
Mass
1,144.1823 (+95.3485 / −95.3485) Earth masses
Orbital period
25.2 (+1.7 / −1.8) days
Semi-major axis
0.17 (+0.08 / −0.08) AU
Equilibrium temperature
610.62 (+150.81 / −150.81) K
Mass provenance
Msini

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