The K2-289 system contains 1 exoplanet. It is located 894.65 light years away from the solar system.
| Mass | 0.95 solar masses |
| Radius | 1.02 solar radiae |
| Temperature | 5529 kelvin |
| Stellar Metallicity | 0.162 decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, K2-289 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 61.000 Earth masses |
| Density | 0.445 grams per cubic centimeter |
| Radius | 9.100 Earth radiae |
| Semi-major Axis | 0.107 AU |
| Eccentricity | NaN |
| Orbital Period | 13.157 days |
| Discovery Method | Transit |
| Discovery Facility | K2 |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2019-03 |
| Reference | Livingston et al. 2019 |