Exoplanet
TOI-178 d
204.5 light-years
- Discovery
- Transit · 2021
- Radius
- 2.695 (+0.041 / −0.046) Earth radii
- Mass
- 5.2 (+0.39 / −0.43) Earth masses
- Orbital period
- 6.5576 (+6.5 × 10⁻⁵ / −5.6 × 10⁻⁵) days
- Semi-major axis
- 0.0592 (+1.8 × 10⁻³ / −1.8 × 10⁻³) AU
- Equilibrium temperature
- 690 (+14 / −14) 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