The TOI-216 system contains 2 exoplanets. It is located 580.38 light years away from the solar system.
| Mass | 0.77 solar masses |
| Radius | 0.75 solar radiae |
| Temperature | 5026 kelvin |
| Stellar Metallicity | 0.32 decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, TOI-216 c is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 177.984 Earth masses |
| Density | 0.760 grams per cubic centimeter |
| Radius | 10.100 Earth radiae |
| Semi-major Axis | 0.2069 AU |
| Eccentricity | 0.0046 |
| Orbital Period | 34.526 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 | 2019-07 |
| Reference | Kipping et al. 2019 |
At more than 10 Earth masses, TOI-216 b is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 18.752 Earth masses |
| Density | 0.340 grams per cubic centimeter |
| Radius | 8.000 Earth radiae |
| Semi-major Axis | 0.1293 AU |
| Eccentricity | 0.16 |
| Orbital Period | 17.161 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 | 2019-07 |
| Reference | Kipping et al. 2019 |