Exoplanet
WASP-53 b
656.68 light-years
- Discovery
- Transit · 2017
- Radius
- 12.0385 (+0.4147 / −0.4147) Earth radii
- Mass
- 677.6136 (+29.2404 / −29.876) Earth masses
- Orbital period
- 3.3098 (+2 × 10⁻⁶ / −2 × 10⁻⁶) days
- Semi-major axis
- 0.041 (+8.3 × 10⁻⁴ / −9.1 × 10⁻⁴) AU
- Equilibrium temperature
- 1,053 (+16 / −16) 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