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Public Universe

Exoplanet

HIP 41378 g

346.67 light-years

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Discovery
Radial Velocity · 2025
Radius
2.5 Earth radii
Mass
6.81 (+1.14 / −0.98) Earth masses
Orbital period
63.19 (+0.12 / −0.12) days
Semi-major axis
Unknown
Equilibrium temperature
605 (+4.7 / −4.7) 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