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Public Universe

Exoplanet

GJ 3222 b

59.48 light-years

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Discovery
Radial Velocity · 2022
Radius
3.4 Earth radii
Mass
11.4418 (+3.4961 / −1.907) Earth masses
Orbital period
10.6667 (+2.85 × 10⁻³ / −2.31 × 10⁻³) days
Semi-major axis
0.091 (+4 × 10⁻³ / −4 × 10⁻³) AU
Equilibrium temperature
811.06 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