The Kepler-158 system contains 2 exoplanets. It is located 1027.97 light years away from the solar system.
| Mass | 0.66 solar masses |
| Radius | 0.62 solar radiae |
| Temperature | 4623 kelvin |
| Stellar Metallicity | -0.03 decimal exponent |
| Age | 13.9 billion years |
At more than 10 Earth masses, Kepler-158 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 | 5.140 Earth masses |
| Density | 2.960 grams per cubic centimeter |
| Radius | 2.120 Earth radiae |
| Semi-major Axis | 0.111 AU |
| Eccentricity | 0 |
| Orbital Period | 16.709 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 |
With a mass below 5 Earth masses, a density of 3.42, and a semi-major axis of 0.158 astronomical units, Kepler-158 c could, potentially, be an ocean world - a planet with no dry land.
| Mass | 4.270 Earth masses |
| Density | 3.420 grams per cubic centimeter |
| Radius | 1.900 Earth radiae |
| Semi-major Axis | 0.158 AU |
| Eccentricity | 0 |
| Orbital Period | 28.551 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 |