Exoplanet
NGTS-31 b
1,622.22 light-years
- Discovery
- Transit · 2025
- Radius
- 18.0465 (+1.7934 / −1.7934) Earth radii
- Mass
- 355.9678 (+38.1394 / −38.1394) Earth masses
- Orbital period
- 4.1627 (+4 × 10⁻⁶ / −4 × 10⁻⁶) days
- Semi-major axis
- 0.064 (+8 × 10⁻³ / −8 × 10⁻³) AU
- Equilibrium temperature
- 1,410 (+20 / −20) 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