The HD 194490 system contains 1 exoplanet. It is located 261.69 light years away from the solar system.
| Mass | 1.06 solar masses |
| Radius | 1.15 solar radiae |
| Temperature | 5861.32 kelvin |
| Stellar Metallicity | 0.08 decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, HD 194490 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 3580.023 Earth masses |
| Density | 10.300 grams per cubic centimeter |
| Radius | 12.400 Earth radiae |
| Semi-major Axis | 11.043187 AU |
| Eccentricity | 0.251363 |
| Orbital Period | 13092.183 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Multiple Observatories |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2022-09 |
| Reference | Feng et al. 2022 |