The HD 64121 system contains 1 exoplanet. It is located 423.89 light years away from the solar system.
| Mass | 1.64 solar masses |
| Radius | 5.44 solar radiae |
| Temperature | 5078 kelvin |
| Stellar Metallicity | -0.21 decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, HD 64121 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 813.641 Earth masses |
| Density | 1.940 grams per cubic centimeter |
| Radius | 13.200 Earth radiae |
| Semi-major Axis | 1.51 AU |
| Eccentricity | 0.11 |
| Orbital Period | 623.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | La Silla Observatory |
| Discovery Telescope | 1.2 m Leonhard Euler Telescope |
| Discovery Instrument | CORALIE Spectrograph |
| Discovery Date | 2022-01 |
| Reference | Ottoni et al. 2022 |