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Public Universe

Exoplanet

TOI-4551 b

704.45 light-years

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Discovery
Transit · 2023
Radius
11.8591 (+1.233 / −0.695) Earth radii
Mass
473.5643 (+41.3177 / −41.3177) Earth masses
Orbital period
9.9558 (+7.6 × 10⁻⁵ / −7.8 × 10⁻⁵) days
Semi-major axis
0.0994 (+3 × 10⁻³ / −3.2 × 10⁻³) AU
Equilibrium temperature
1,655 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