Exoplanet
WASP-99 b
517.48 light-years
- Discovery
- Transit · 2014
- Radius
- 11.4332 (+0.6725 / −0.6725) Earth radii
- Mass
- 772.3269 (+117.5971 / −117.5971) Earth masses
- Orbital period
- 5.7525 (+4 × 10⁻⁵ / −4 × 10⁻⁵) days
- Semi-major axis
- 0.0717 (+1.6 × 10⁻³ / −1.6 × 10⁻³) AU
- Equilibrium temperature
- 1,480 (+40 / −40) 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