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Public Universe

Exoplanet

TOI-6647 b

568.81 light-years

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Discovery
Transit · 2026
Radius
3.97 (+0.24 / −0.24) Earth radii
Mass
14.9 Earth masses
Orbital period
3.9992 (+1 × 10⁻³ / −1.2 × 10⁻³) days
Semi-major axis
Unknown
Equilibrium temperature
1,451 K
Mass provenance
M-R relationship

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