Exoplanet
Kepler-1521 b
675.09 light-years
- Discovery
- Transit · 2016
- Radius
- 2.5 (+0.09 / −0.1) Earth radii
- Mass
- 6.8 Earth masses
- Orbital period
- 47.1484 (+7.919 × 10⁻⁵ / −7.919 × 10⁻⁵) days
- Semi-major axis
- 0.2348 (+1.07 × 10⁻³ / −1.07 × 10⁻³) AU
- Equilibrium temperature
- 391 K
- Mass provenance
- M-R relationship
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