Exoplanet
TOI-3984 A b
355.13 light-years
- Discovery
- Transit · 2023
- Radius
- 7.9 (+0.24 / −0.24) Earth radii
- Mass
- 44 (+8.7 / −8) Earth masses
- Orbital period
- 4.3533 (+5 × 10⁻⁶ / −5 × 10⁻⁶) days
- Semi-major axis
- 0.041 (+2 × 10⁻³ / −1 × 10⁻³) AU
- Equilibrium temperature
- 563 (+15 / −15) 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