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TOI-4666 b
Orbiting TOI-4666, discovered in 2025 (7530) by Transiting Exoplanet Survey Satellite (TESS) via the Transit method.
Planet
| Radius | 12.53 R⊕ |
| Mass | 155.42 M⊕ |
| Orbital period | 2.91 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.023 |
| Equilibrium temperature | 695 K (422 °C) |
Host star — TOI-4666
| Temperature | 3793 K (3520 °C) |
| Radius | 0.58 R☉ |
| Mass | 0.58 M☉ |
Location
| Distance from Earth | 154.7 pc (~505 light-years) |
| Right ascension / Declination | 56.2899 / -39.0632 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.