The Kepler-142 system contains 3 exoplanets. It is located 1789.57 light years away from the solar system.
| Mass | 0.99 solar masses |
| Radius | 1.27 solar radiae |
| Temperature | 5790 kelvin |
| Stellar Metallicity | 0.08 decimal exponent |
| Age | 8.2 billion years |
With a mass below 5 Earth masses, a density of 3.22, and a semi-major axis of 0.032 astronomical units, Kepler-142 b could, potentially, be an ocean world - a planet with no dry land.
| Mass | 4.620 Earth masses |
| Density | 3.220 grams per cubic centimeter |
| Radius | 1.990 Earth radiae |
| Semi-major Axis | 0.032 AU |
| Eccentricity | 0 |
| Orbital Period | 2.024 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-142 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 | 8.550 Earth masses |
| Density | 2.010 grams per cubic centimeter |
| Radius | 2.860 Earth radiae |
| Semi-major Axis | 0.057 AU |
| Eccentricity | 0 |
| Orbital Period | 4.762 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-142 d 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 | 5.310 Earth masses |
| Density | 2.900 grams per cubic centimeter |
| Radius | 2.160 Earth radiae |
| Semi-major Axis | 0.242 AU |
| Eccentricity | 0 |
| Orbital Period | 41.809 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 |