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Public Universe

Exoplanet

HD 68402 b

255.8 light-years

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Discovery
Radial Velocity · 2016
Radius
12.6 Earth radii
Mass
2,510.8444 (+540.3083 / −476.7426) Earth masses
Orbital period
1,103 (+33 / −33) days
Semi-major axis
2.18 (+0.09 / −0.09) AU
Equilibrium temperature
196.26 (+7.1 / −7.1) 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