The Kepler-170 system contains 2 exoplanets. It is located 2409.17 light years away from the solar system.
| Mass | 1.09 solar masses |
| Radius | 1.03 solar radiae |
| Temperature | 5679 kelvin |
| Stellar Metallicity | 0.31 decimal exponent |
| Age | 1.8 billion years |
At more than 50 Earth masses, Kepler-170 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 82.600 Earth masses |
| Density | 13.900 grams per cubic centimeter |
| Radius | 3.200 Earth radiae |
| Semi-major Axis | 0.08 AU |
| Eccentricity | 0 |
| Orbital Period | 7.931 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-170 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 | 0.131 AU |
| Eccentricity | 0 |
| Orbital Period | 16.666 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 |