Exoplanet
TOI-3278 b
2,950.91 light-years
- Discovery
- Transit · 2026
- Radius
- 13.8991 (+0.4484 / −0.4484) Earth radii
- Mass
- 95.3485 (+22.248 / −22.248) Earth masses
- Orbital period
- 3.2465 (+4.5 × 10⁻⁶ / −4.4 × 10⁻⁶) days
- Semi-major axis
- 0.043 (+2 × 10⁻³ / −2 × 10⁻³) AU
- Equilibrium temperature
- 1,561 (+35 / −35) 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