Exoplanet
WASP-17 b
1,323.89 light-years
- Discovery
- Transit · 2009
- Radius
- 20.9608 (+2.6902 / −2.6902) Earth radii
- Mass
- 247.9074 (+73.1009 / −73.1009) Earth masses
- Orbital period
- 3.7354 (+8 × 10⁻⁶ / −8 × 10⁻⁶) days
- Semi-major axis
- 0.0515 (+3.4 × 10⁻⁴ / −3.4 × 10⁻⁴) AU
- Equilibrium temperature
- 1,755 (+28 / −28) 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