The Kepler-1311 system contains 3 exoplanets. It is located 2825.59 light years away from the solar system.
| Mass | 1.05 solar masses |
| Radius | 1.4 solar radiae |
| Temperature | 5748 kelvin |
| Stellar Metallicity | 0.09 decimal exponent |
| Age | 7.59 billion years |
At 2.070 Earth masses, Kepler-1311 b is a so called Super Earth. Super Earths could be terrestrial worlds like Earth, but they could also be ocean worlds or terrestrial worlds wrapped in a substantial atmosphere, in which case some refer to them as Mini Neptunes.
| Mass | 2.070 Earth masses |
| Density | 5.970 grams per cubic centimeter |
| Radius | 1.240 Earth radiae |
| Semi-major Axis | 0.0989 AU |
| Eccentricity | 0 |
| Orbital Period | 11.173 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 |
At 1.984 Earth masses, Kepler-1311 c is a so called Super Earth. Super Earths could be terrestrial worlds like Earth, but they could also be ocean worlds or terrestrial worlds wrapped in a substantial atmosphere, in which case some refer to them as Mini Neptunes.
| Mass | 1.980 Earth masses |
| Density | 5.990 grams per cubic centimeter |
| Radius | 1.220 Earth radiae |
| Semi-major Axis | 0.0368 AU |
| Eccentricity | 0 |
| Orbital Period | 2.536 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 |
At more than 50 Earth masses, Kepler-1311 d is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 67.500 Earth masses |
| Density | 0.412 grams per cubic centimeter |
| Radius | 9.658 Earth radiae |
| Semi-major Axis | 0.6711 AU |
| Eccentricity | 0 |
| Orbital Period | 197.511 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2022-02 |
| Reference | Valizadegan et al. 2022 |