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Exoplanet

TOI-5789 d

66.73 light-years

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Discovery
Radial Velocity · 2026
Radius
1.91 Earth radii
Mass
4.29 (+0.68 / −0.68) Earth masses
Orbital period
29.65 (+0.12 / −0.12) days
Semi-major axis
0.1756 (+2.3 × 10⁻³ / −2.3 × 10⁻³) AU
Equilibrium temperature
545 (+10 / −10) 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