Exoplanet
WD 1856+534 b
80.68 light-years
- Discovery
- Transit · 2020
- Radius
- 10.4 (+1 / −1) Earth radii
- Mass
- 4,386.054 Earth masses
- Orbital period
- 1.4079 (+1.1 × 10⁻⁶ / −1.1 × 10⁻⁶) days
- Semi-major axis
- 0.0204 (+1.2 × 10⁻³ / −1.2 × 10⁻³) AU
- Equilibrium temperature
- 163 (+14 / −18) 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