The K2-66 system contains 1 exoplanet. It is located 1676.04 light years away from the solar system.
| Mass | 1.11 solar masses |
| Radius | 1.67 solar radiae |
| Temperature | 5887 kelvin |
| Stellar Metallicity | -0.047 decimal exponent |
| Age | - billion years |
At more than 10 Earth masses, K2-66 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 | 21.300 Earth masses |
| Density | 7.800 grams per cubic centimeter |
| Radius | 2.490 Earth radiae |
| Semi-major Axis | 0.05983 AU |
| Eccentricity | 0 |
| Orbital Period | 5.070 days |
| Discovery Method | Transit |
| Discovery Facility | K2 |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2016-09 |
| Reference | Crossfield et al. 2016 |