The HD 103949 system contains 1 exoplanet. It is located 86.43 light years away from the solar system.
| Mass | 0.77 solar masses |
| Radius | 0.75 solar radiae |
| Temperature | 4792 kelvin |
| Stellar Metallicity | -0.07 decimal exponent |
| Age | - billion years |
At more than 10 Earth masses, HD 103949 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 | 11.200 Earth masses |
| Density | 1.640 grams per cubic centimeter |
| Radius | 3.350 Earth radiae |
| Semi-major Axis | 0.439 AU |
| Eccentricity | 0.19 |
| Orbital Period | 120.878 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Las Campanas Observatory |
| Discovery Telescope | 6.5 m Magellan II Clay Telescope |
| Discovery Instrument | Carnegie Planet Finder Spectrograph |
| Discovery Date | 2019-06 |
| Reference | Feng et al. 2019 |