Exoplanet
GJ 15 A b
11.62 light-years
The archive flags this planet’s confirmation as questioned in the literature.
- Discovery
- Radial Velocity · 2014
- Radius
- 1.55 Earth radii
- Mass
- 3.03 (+0.46 / −0.44) Earth masses
- Orbital period
- 11.4407 (+1.7 × 10⁻³ / −1.6 × 10⁻³) days
- Semi-major axis
- 0.072 (+3 × 10⁻³ / −4 × 10⁻³) AU
- Equilibrium temperature
- 550 K
- Mass provenance
- Msini
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