The HD 166724 system contains 1 exoplanet. It is located 147.21 light years away from the solar system.
| Mass | 0.81 solar masses |
| Radius | 0.8 solar radiae |
| Temperature | 5127 kelvin |
| Stellar Metallicity | -0.09 decimal exponent |
| Age | 4 billion years |
At more than 50 Earth masses, HD 166724 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 1121.890 Earth masses |
| Density | 2.740 grams per cubic centimeter |
| Radius | 13.100 Earth radiae |
| Semi-major Axis | 5.42 AU |
| Eccentricity | 0.734 |
| Orbital Period | 5144.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | La Silla Observatory |
| Discovery Telescope | 1.2 m Leonhard Euler Telescope |
| Discovery Instrument | CORALIE Spectrograph |
| Discovery Date | 2013-03 |
| Reference | Marmier et al. 2013 |