The KELT-17 system contains 1 exoplanet. It is located 738.74 light years away from the solar system.
| Mass | 1.64 solar masses |
| Radius | 1.65 solar radiae |
| Temperature | 7454 kelvin |
| Stellar Metallicity | -0.018 decimal exponent |
| Age | 0.65 billion years |
At more than 50 Earth masses, KELT-17 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 416.357 Earth masses |
| Density | 0.460 grams per cubic centimeter |
| Radius | 17.094 Earth radiae |
| Semi-major Axis | 0.04881 AU |
| Eccentricity | NaN |
| Orbital Period | 3.080 days |
| Discovery Method | Transit |
| Discovery Facility | KELT |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2016-11 |
| Reference | Zhou et al. 2016 |