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Public Universe

Exoplanet

GJ 3323 b

17.53 light-years

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Discovery
Radial Velocity · 2017
Radius
1.23 Earth radii
Mass
2.02 (+0.26 / −0.25) Earth masses
Orbital period
5.3636 (+7 × 10⁻⁴ / −7 × 10⁻⁴) days
Semi-major axis
0.0328 (+5.4 × 10⁻⁴ / −5.6 × 10⁻⁴) AU
Equilibrium temperature
290.06 (+33.3 / −33.3) 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