Exoplanet
V0391 Peg b
3,900.77 light-years
- Discovery
- Pulsation Timing Variations · 2007
- Radius
- 13.1 Earth radii
- Mass
- 1,017.056 (+222.481 / −222.481) Earth masses
- Orbital period
- 1,170 (+44 / −44) days
- Semi-major axis
- 1.7 (+0.1 / −0.1) AU
- Equilibrium temperature
- 519.69 (+38.22 / −38.22) 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