Exoplanet
HD 100777 b
161.56 light-years
- Discovery
- Radial Velocity · 2007
- Radius
- 13.7 Earth radii
- Mass
- 390.9289 (+15.8914 / −15.8914) Earth masses
- Orbital period
- 383 (+1 / −1) days
- Semi-major axis
- 1.06 (+0.02 / −0.01) AU
- Equilibrium temperature
- 264.28 (+3.16 / −3.16) 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