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Exoplanet

HD 37124 d

103.27 light-years

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Discovery
Radial Velocity · 2005
Radius
14 Earth radii
Mass
221.2097 (+18.752 / −18.752) Earth masses
Orbital period
1,862 (+38 / −38) days
Semi-major axis
2.807 (+0.038 / −0.038) AU
Equilibrium temperature
159.79 (+2.26 / −2.26) 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