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Public Universe

Exoplanet

HIP 41378 c

346.67 light-years

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Discovery
Transit · 2016
Radius
2.74 (+0.043 / −0.049) Earth radii
Mass
5.97 (+0.56 / −0.86) Earth masses
Orbital period
31.7059 (+5 × 10⁻⁵ / −5 × 10⁻⁵) days
Semi-major axis
0.2093 (+2.2 × 10⁻³ / −2.2 × 10⁻³) AU
Equilibrium temperature
757 (+7 / −4) 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