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TOI-663 b
Orbiting TOI-663, discovered in 2024 (7529) by Transiting Exoplanet Survey Satellite (TESS) via the Transit method.
Planet
| Radius | 2.27 R⊕ |
| Mass | 4.45 M⊕ |
| Orbital period | 2.60 Earth days (~0.0 Earth years) |
| Orbital eccentricity | Unknown |
| Equilibrium temperature | 674 K (401 °C) |
Host star — TOI-663
| Temperature | 3681 K (3408 °C) |
| Radius | 0.51 R☉ |
| Mass | 0.51 M☉ |
Location
| Distance from Earth | 64.2 pc (~209 light-years) |
| Right ascension / Declination | 160.0659 / -8.5111 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.