Exoplanet
TOI-558 b
1,313.2 light-years
- Discovery
- Transit · 2021
- Radius
- 12.173 (+0.4596 / −0.4259) Earth radii
- Mass
- 1,147.3605 (+47.6743 / −47.6743) Earth masses
- Orbital period
- 14.5741 (+2.6 × 10⁻⁵ / −2.6 × 10⁻⁵) days
- Semi-major axis
- 0.1291 (+2 × 10⁻³ / −2.1 × 10⁻³) AU
- Equilibrium temperature
- 1,061 (+13 / −12) 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