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Public Universe

Exoplanet

HD 52265 b

97.78 light-years

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Discovery
Radial Velocity · 2000
Radius
13.7 Earth radii
Mass
384.5743 (+15.8915 / −15.8915) Earth masses
Orbital period
119.27 (+0.02 / −0.02) days
Semi-major axis
0.52 (+9 × 10⁻³ / −9 × 10⁻³) AU
Equilibrium temperature
405 (+75 / −75) 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