The HD 208897 system contains 1 exoplanet. It is located 220.11 light years away from the solar system.
| Mass | 1.25 solar masses |
| Radius | 4.98 solar radiae |
| Temperature | 4860 kelvin |
| Stellar Metallicity | 0.21 decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, HD 208897 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 444.962 Earth masses |
| Density | 0.972 grams per cubic centimeter |
| Radius | 13.600 Earth radiae |
| Semi-major Axis | 1.05 AU |
| Eccentricity | 0.07 |
| Orbital Period | 352.700 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Multiple Observatories |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2017-11 |
| Reference | Yılmaz et al. 2017 |