The Kepler-396 system contains 2 exoplanets. It is located 729.80 light years away from the solar system.
| Mass | 0.85 solar masses |
| Radius | 1.06 solar radiae |
| Temperature | 5565 kelvin |
| Stellar Metallicity | 0.156 decimal exponent |
| Age | 4.37 billion years |
At more than 50 Earth masses, Kepler-396 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 75.500 Earth masses |
| Density | 9.680 grams per cubic centimeter |
| Radius | 3.500 Earth radiae |
| Semi-major Axis | 0.2336 AU |
| Eccentricity | 0 |
| Orbital Period | 42.994 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-02 |
| Reference | Xie 2014 |
At more than 10 Earth masses, Kepler-396 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 | 17.900 Earth masses |
| Density | 0.661 grams per cubic centimeter |
| Radius | 5.300 Earth radiae |
| Semi-major Axis | 0.378 AU |
| Eccentricity | 0 |
| Orbital Period | 88.505 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-02 |
| Reference | Xie 2014 |