The HD 168009 system contains 1 exoplanet. It is located 76.00 light years away from the solar system.
| Mass | 0.99 solar masses |
| Radius | 1.21 solar radiae |
| Temperature | 5778.33 kelvin |
| Stellar Metallicity | 0.018 decimal exponent |
| Age | 9.68 billion years |
At more than 10 Earth masses, HD 168009 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 | 9.535 Earth masses |
| Density | 1.850 grams per cubic centimeter |
| Radius | 3.050 Earth radiae |
| Semi-major Axis | 0.1192 AU |
| Eccentricity | 0.12 |
| Orbital Period | 15.148 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Multiple Observatories |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2021-07 |
| Reference | Rosenthal et al. 2021 |