The Kepler-1957 system contains 1 exoplanet. It is located 1503.25 light years away from the solar system.
| Mass | 0.74 solar masses |
| Radius | 0.77 solar radiae |
| Temperature | 4904 kelvin |
| Stellar Metallicity | 0 decimal exponent |
| Age | - billion years |
At less than 1.5 Earth masses, Kepler-1957 b is a terrestrial planet, much like the terrestrial planets we find in our solar system, namely Mercury, Venus, Earth and Mars.
| Mass | 0.790 Earth masses |
| Density | 5.160 grams per cubic centimeter |
| Radius | 0.944 Earth radiae |
| Semi-major Axis | 0.0299 AU |
| Eccentricity | 0 |
| Orbital Period | 2.187 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 |