Exoplanet
WASP-2 b
499.81 light-years
- Discovery
- Transit · 2007
- Radius
- 12.1169 (+0.4596 / −0.4484) Earth radii
- Mass
- 295.8997 (+19.0698 / −18.4341) Earth masses
- Orbital period
- 2.1522 (+1.2 × 10⁻⁵ / −1.1 × 10⁻⁵) days
- Semi-major axis
- 0.0314 (+8.8 × 10⁻⁴ / −8.7 × 10⁻⁴) AU
- Equilibrium temperature
- 1,311 (+52 / −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