The TOI-677 system contains 1 exoplanet. It is located 462.53 light years away from the solar system.
| Mass | 1.18 solar masses |
| Radius | 1.28 solar radiae |
| Temperature | 6295 kelvin |
| Stellar Metallicity | 0 decimal exponent |
| Age | 2.92 billion years |
At more than 50 Earth masses, TOI-677 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 392.838 Earth masses |
| Density | 0.957 grams per cubic centimeter |
| Radius | 13.115 Earth radiae |
| Semi-major Axis | 0.1038 AU |
| Eccentricity | 0.435 |
| Orbital Period | 11.237 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 | 2020-04 |
| Reference | Jordán et al. 2020 |