The HD 144899 system contains 1 exoplanet. It is located 377.25 light years away from the solar system.
| Mass | 1.16 solar masses |
| Radius | 1.65 solar radiae |
| Temperature | 6126 kelvin |
| Stellar Metallicity | - decimal exponent |
| Age | - billion years |
At more than 10 Earth masses, HD 144899 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 | 20.423 Earth masses |
| Density | 1.030 grams per cubic centimeter |
| Radius | 4.780 Earth radiae |
| Semi-major Axis | 0.242129 AU |
| Eccentricity | 0.820894 |
| Orbital Period | 40.439 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 |