The Kepler-199 system contains 2 exoplanets. It is located 1699.45 light years away from the solar system.
| Mass | 0.96 solar masses |
| Radius | 0.97 solar radiae |
| Temperature | 5644 kelvin |
| Stellar Metallicity | -0.12 decimal exponent |
| Age | 1.45 billion years |
At more than 10 Earth masses, Kepler-199 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 | 9.850 Earth masses |
| Density | 1.800 grams per cubic centimeter |
| Radius | 3.110 Earth radiae |
| Semi-major Axis | 0.158 AU |
| Eccentricity | 0 |
| Orbital Period | 23.638 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |
At more than 10 Earth masses, Kepler-199 c 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 | 10.600 Earth masses |
| Density | 1.700 grams per cubic centimeter |
| Radius | 3.250 Earth radiae |
| Semi-major Axis | 0.316 AU |
| Eccentricity | 0 |
| Orbital Period | 67.093 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |