Exoplanet
GJ 9827 d
96.74 light-years
- Discovery
- Transit · 2017
- Radius
- 1.98 (+0.11 / −0.1) Earth radii
- Mass
- 3.02 (+0.58 / −0.57) Earth masses
- Orbital period
- 6.2018 (+3 × 10⁻⁶ / −3 × 10⁻⁶) days
- Semi-major axis
- 0.053 (+3 × 10⁻³ / −3 × 10⁻³) AU
- Equilibrium temperature
- 675 (+14 / −12) 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