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Public Universe

Exoplanet

HD 65216 b

114.55 light-years

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Discovery
Radial Velocity · 2003
Radius
13.6 Earth radii
Mass
411.5899 (+19.7055 / −19.7055) Earth masses
Orbital period
577.6 (+1.328 / −1.328) days
Semi-major axis
1.301 (+0.02 / −0.02) AU
Equilibrium temperature
222.56 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