The KOI-3503 system contains 2 exoplanets. It is located 2893.21 light years away from the solar system.
| Mass | 0.86 solar masses |
| Radius | 1.25 solar radiae |
| Temperature | 6001 kelvin |
| Stellar Metallicity | -0.543 decimal exponent |
| Age | - billion years |
At more than 10 Earth masses, KOI-3503 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 | 9.200 Earth masses |
| Density | 10.000 grams per cubic centimeter |
| Radius | 1.190 Earth radiae |
| Semi-major Axis | 0.1462 AU |
| Eccentricity | 0 |
| Orbital Period | 21.185 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2021-05 |
| Reference | Jontof-Hutter et al. 2021 |
At more than 10 Earth masses, KOI-3503 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 | 10.360 Earth masses |
| Density | 10.000 grams per cubic centimeter |
| Radius | 1.210 Earth radiae |
| Semi-major Axis | 0.1911 AU |
| Eccentricity | 0 |
| Orbital Period | 31.828 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2021-05 |
| Reference | Jontof-Hutter et al. 2021 |