The Kepler-439 system contains 1 exoplanet. It is located 2469.16 light years away from the solar system.
| Mass | 0.88 solar masses |
| Radius | 0.87 solar radiae |
| Temperature | 5431 kelvin |
| Stellar Metallicity | 0.02 decimal exponent |
| Age | 7.2 billion years |
At more than 10 Earth masses, Kepler-439 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 | 5.650 Earth masses |
| Density | 2.760 grams per cubic centimeter |
| Radius | 2.240 Earth radiae |
| Semi-major Axis | 0.563 AU |
| Eccentricity | 0.03 |
| Orbital Period | 178.140 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2015-02 |
| Reference | Torres et al. 2015 |