The KOI-984 system contains 2 exoplanets. It is located 824.09 light years away from the solar system.
| Mass | 0.93 solar masses |
| Radius | 0.82 solar radiae |
| Temperature | 5295 kelvin |
| Stellar Metallicity | 0.12 decimal exponent |
| Age | 1.3 billion years |
At more than 10 Earth masses, KOI-984 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 | 17.100 Earth masses |
| Density | 1.180 grams per cubic centimeter |
| Radius | 4.300 Earth radiae |
| Semi-major Axis | 0.0504 AU |
| Eccentricity | 0.12 |
| Orbital Period | 4.288 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2022-05 |
| Reference | Sun et al. 2022 |
At more than 50 Earth masses, KOI-984 c is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 209.800 Earth masses |
| Density | 0.411 grams per cubic centimeter |
| Radius | 14.100 Earth radiae |
| Semi-major Axis | 0.1467 AU |
| Eccentricity | 0.38 |
| Orbital Period | 21.512 days |
| Discovery Method | Transit Timing Variations |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2022-05 |
| Reference | Sun et al. 2022 |