Exoplanet
WISEP J121756.91+162640.2 A b
32.94 light-years
- Discovery
- Imaging · 2012
- Radius
- 10.468 (+0.327 / −0.327) Earth radii
- Mass
- 6,992 (+636 / −636) Earth masses
- Orbital period
- Unknown
- Semi-major axis
- 8 (+1.3 / −1.3) AU
- Equilibrium temperature
- 450 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