Exoplanet
HAT-P-55 b
1,667.92 light-years
- Discovery
- Transit · 2015
- Radius
- 14.8407 (+0.2578 / −0.2466) Earth radii
- Mass
- 189.4257 (+23.2015 / −22.8836) Earth masses
- Orbital period
- 3.5852 (+5.1 × 10⁻⁷ / −5.1 × 10⁻⁷) days
- Semi-major axis
- 0.0463 (+7.4 × 10⁻⁴ / −7.2 × 10⁻⁴) AU
- Equilibrium temperature
- 1,367 (+11 / −11) 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