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Public Universe

Exoplanet

TOI-5398 b

426.79 light-years

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Discovery
Transit · 2022
Radius
10.3 (+0.4 / −0.4) Earth radii
Mass
58.7 (+5.7 / −5.6) Earth masses
Orbital period
10.5905 (+1.2 × 10⁻⁵ / −1.1 × 10⁻⁵) days
Semi-major axis
0.098 (+5 × 10⁻³ / −5 × 10⁻³) AU
Equilibrium temperature
947 (+28 / −28) K
Mass provenance
Mass

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