The Kepler-226 system contains 3 exoplanets. It is located 3196.78 light years away from the solar system.
| Mass | 0.91 solar masses |
| Radius | 0.8 solar radiae |
| Temperature | 5571 kelvin |
| Stellar Metallicity | 0.16 decimal exponent |
| Age | 0.5 billion years |
At more than 10 Earth masses, Kepler-226 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 | 24.000 Earth masses |
| Density | 35.400 grams per cubic centimeter |
| Radius | 1.550 Earth radiae |
| Semi-major Axis | 0.047 AU |
| Eccentricity | 0 |
| Orbital Period | 3.941 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |
At more than 10 Earth masses, Kepler-226 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 | 45.200 Earth masses |
| Density | 21.200 grams per cubic centimeter |
| Radius | 2.270 Earth radiae |
| Semi-major Axis | 0.058 AU |
| Eccentricity | 0 |
| Orbital Period | 5.350 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |
At 1.984 Earth masses, Kepler-226 d 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 | 0.076 AU |
| Eccentricity | 0 |
| Orbital Period | 8.109 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |