Exoplanet
MASCARA-4 b
556.74 light-years
- Discovery
- Transit · 2020
- Radius
- 16.9816 (+0.4932 / −0.4932) Earth radii
- Mass
- 532.3626 (+76.5966 / −76.5966) Earth masses
- Orbital period
- 2.8241 (+4.6 × 10⁻⁶ / −4.6 × 10⁻⁶) days
- Semi-major axis
- 0.0474 (+1.3 × 10⁻³ / −1.3 × 10⁻³) AU
- Equilibrium temperature
- 2,250 (+62 / −62) 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