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Public Universe

Exoplanet

GJ 433 d

29.56 light-years

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Discovery
Radial Velocity · 2020
Radius
2.14 Earth radii
Mass
5.223 (+0.921 / −0.921) Earth masses
Orbital period
36.059 (+0.016 / −0.016) days
Semi-major axis
0.178 (+6 × 10⁻³ / −6 × 10⁻³) AU
Equilibrium temperature
279.71 (+17.16 / −17.16) 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