Exoplanet
TOI-1438 b
360.45 light-years
- Discovery
- Transit · 2025
- Radius
- 3.04 (+0.19 / −0.19) Earth radii
- Mass
- 9.4 (+1.8 / −1.8) Earth masses
- Orbital period
- 5.1397 (+3 × 10⁻⁶ / −3 × 10⁻⁶) days
- Semi-major axis
- 0.0553 (+1.5 × 10⁻³ / −1.5 × 10⁻³) AU
- Equilibrium temperature
- 971 (+11 / −11) 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