The HD 290327 system contains 1 exoplanet. It is located 184.06 light years away from the solar system.
| Mass | 0.84 solar masses |
| Radius | 0.95 solar radiae |
| Temperature | 5505 kelvin |
| Stellar Metallicity | -0.14 decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, HD 290327 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 772.327 Earth masses |
| Density | 1.800 grams per cubic centimeter |
| Radius | 13.300 Earth radiae |
| Semi-major Axis | 3.43 AU |
| Eccentricity | 0.08 |
| Orbital Period | 2443.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | La Silla Observatory |
| Discovery Telescope | 3.6 m ESO Telescope |
| Discovery Instrument | HARPS Spectrograph |
| Discovery Date | 2010-11 |
| Reference | Naef et al. 2010 |