Exoplanet
NGTS-17 b
3,392.94 light-years
- Discovery
- Transit · 2021
- Radius
- 13.8991 (+1.233 / −1.233) Earth radii
- Mass
- 242.8209 (+61.9765 / −52.1239) Earth masses
- Orbital period
- 3.2425 (+1 × 10⁻⁵ / −1 × 10⁻⁵) days
- Semi-major axis
- 0.0391 (+4.3 × 10⁻³ / −4.3 × 10⁻³) AU
- Equilibrium temperature
- 1,457 (+50 / −50) 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