The Kepler-1021 system contains 1 exoplanet. It is located 2642.13 light years away from the solar system.
| Mass | 0.89 solar masses |
| Radius | 0.86 solar radiae |
| Temperature | 5431 kelvin |
| Stellar Metallicity | -0.05 decimal exponent |
| Age | 4.68 billion years |
At more than 10 Earth masses, Kepler-1021 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 | 6.040 Earth masses |
| Density | 2.620 grams per cubic centimeter |
| Radius | 2.330 Earth radiae |
| Semi-major Axis | 0.1034 AU |
| Eccentricity | 0 |
| Orbital Period | 13.475 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2016-05 |
| Reference | Morton et al. 2016 |