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Exoplanet

HD 142 A d

85.41 light-years

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Discovery
Radial Velocity · 2022
Radius
10.9 Earth radii
Mass
82.6354 (+10.1705 / −11.4418) Earth masses
Orbital period
108.453 (+0.0902 / −0.0882) days
Semi-major axis
0.474 (+0.021 / −0.023) AU
Equilibrium temperature
530.32 (+14.84 / −14.84) 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