The Kepler-1851 system contains 1 exoplanet. It is located 5185.26 light years away from the solar system.
| Mass | 0.97 solar masses | 
| Radius | 0.88 solar radiae | 
| Temperature | 5982 kelvin | 
| Stellar Metallicity | -0.28 decimal exponent | 
| Age | 0.3 billion years | 
At more than 10 Earth masses, Kepler-1851 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 | 14.500 Earth masses | 
| Density | 1.340 grams per cubic centimeter | 
| Radius | 3.900 Earth radiae | 
| Semi-major Axis | 0.1016 AU | 
| Eccentricity | 0 | 
| Orbital Period | 12.023 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 |