The Kepler-125 system contains 2 exoplanets. It is located 598.06 light years away from the solar system.
| Mass | 0.54 solar masses |
| Radius | 0.51 solar radiae |
| Temperature | 3810 kelvin |
| Stellar Metallicity | -0.14 decimal exponent |
| Age | 13.5 billion years |
At more than 10 Earth masses, Kepler-125 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 | 6.210 Earth masses |
| Density | 2.560 grams per cubic centimeter |
| Radius | 2.370 Earth radiae |
| Semi-major Axis | 0.041 AU |
| Eccentricity | 0 |
| Orbital Period | 4.164 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 less than 1.5 Earth masses, Kepler-125 c is a terrestrial planet, much like the terrestrial planets we find in our solar system, namely Mercury, Venus, Earth and Mars.
| Mass | 0.330 Earth masses |
| Density | 4.470 grams per cubic centimeter |
| Radius | 0.740 Earth radiae |
| Semi-major Axis | 0.051 AU |
| Eccentricity | 0 |
| Orbital Period | 5.774 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 |