The TOI-776 system contains 2 exoplanets. It is located 88.62 light years away from the solar system.
| Mass | 0.54 solar masses |
| Radius | 0.54 solar radiae |
| Temperature | 3709 kelvin |
| Stellar Metallicity | -0.2 decimal exponent |
| Age | 7.8 billion years |
With a mass below 5 Earth masses, a density of 3.4, and a semi-major axis of 0.0652 astronomical units, TOI-776 b could, potentially, be an ocean world - a planet with no dry land.
| Mass | 4.000 Earth masses |
| Density | 3.400 grams per cubic centimeter |
| Radius | 1.850 Earth radiae |
| Semi-major Axis | 0.0652 AU |
| Eccentricity | 0.06 |
| Orbital Period | 8.247 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 | 2021-01 |
| Reference | Luque et al. 2021 |
At more than 10 Earth masses, TOI-776 c 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 | 5.300 Earth masses |
| Density | 3.500 grams per cubic centimeter |
| Radius | 2.020 Earth radiae |
| Semi-major Axis | 0.1 AU |
| Eccentricity | 0.04 |
| Orbital Period | 15.665 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 | 2021-01 |
| Reference | Luque et al. 2021 |