Exoplanet
TOI-4666 b
504.72 light-years
- Discovery
- Transit · 2025
- Radius
- 12.5316 (+0.3923 / −0.3923) Earth radii
- Mass
- 155.4181 (+21.2945 / −20.9767) Earth masses
- Orbital period
- 2.9089 (+7 × 10⁻⁶ / −7 × 10⁻⁶) days
- Semi-major axis
- 0.034 (+1.1 × 10⁻³ / −1.1 × 10⁻³) AU
- Equilibrium temperature
- 695 (+15 / −15) 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