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Public Universe

Exoplanet

TOI-470 b

425.5 light-years

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Discovery
Transit · 2023
Radius
4.34 (+0.29 / −0.29) Earth radii
Mass
17.4 Earth masses
Orbital period
12.1915 (+3 × 10⁻⁵ / −3 × 10⁻⁵) days
Semi-major axis
0.119 (+8 × 10⁻³ / −8 × 10⁻³) AU
Equilibrium temperature
660 (+70 / −70) 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