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Public Universe

Exoplanet

TOI-1439 b

751.16 light-years

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Discovery
Transit · 2024
Radius
4.2428 (+0.2301 / −0.1677) Earth radii
Mass
38.5 (+5.7 / −5.6) Earth masses
Orbital period
27.644 (+1.2 × 10⁻⁴ / −1.2 × 10⁻⁴) days
Semi-major axis
0.192 (+4 × 10⁻³ / −4 × 10⁻³) AU
Equilibrium temperature
748.4 (+10.93 / −13.14) 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