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TOI-421 b
Orbiting TOI-421, discovered in 2020 (7525) by Transiting Exoplanet Survey Satellite (TESS) via the Transit method.
Planet
| Radius | 2.64 R⊕ |
| Mass | 6.70 M⊕ |
| Orbital period | 5.20 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.130 |
| Equilibrium temperature | 922 K (649 °C) |
Host star — TOI-421
| Temperature | 5291 K (5018 °C) |
| Radius | 0.87 R☉ |
| Mass | 0.83 M☉ |
Location
| Distance from Earth | 74.8 pc (~244 light-years) |
| Right ascension / Declination | 81.8533 / -14.2767 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.