The HD 207897 system contains 1 exoplanet. It is located 92.28 light years away from the solar system.
| Mass | 0.8 solar masses |
| Radius | 0.78 solar radiae |
| Temperature | 5070 kelvin |
| Stellar Metallicity | -0.042 decimal exponent |
| Age | 7.1 billion years |
At more than 10 Earth masses, HD 207897 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 | 14.400 Earth masses |
| Density | 5.050 grams per cubic centimeter |
| Radius | 2.501 Earth radiae |
| Semi-major Axis | 0.1163 AU |
| Eccentricity | 0.047 |
| Orbital Period | 16.202 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 | 2022-02 |
| Reference | Heidari et al. 2022 |