The TOI-2421 system contains 1 exoplanet. It is located 1069.55 light years away from the solar system.
| Mass | 1.13 solar masses |
| Radius | 1.75 solar radiae |
| Temperature | 5607 kelvin |
| Stellar Metallicity | 0.19 decimal exponent |
| Age | 7.5 billion years |
At more than 50 Earth masses, TOI-2421 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 105.837 Earth masses |
| Density | 0.520 grams per cubic centimeter |
| Radius | 10.368 Earth radiae |
| Semi-major Axis | 0.0543 AU |
| Eccentricity | 0 |
| Orbital Period | 4.347 days |
| Discovery Method | Transit |
| Discovery Facility | Transiting Exoplanet Survey Satellite (TESS) |
| Discovery Telescope | 0.1 m TESS Telescope |
| Discovery Instrument | TESS CCD Array |
| Discovery Date | 2022-08 |
| Reference | Yee et al. 2022 |