The HD 159868 system contains 2 exoplanets. It is located 182.16 light years away from the solar system.
Mass | 1.19 solar masses |
Radius | 2.13 solar radiae |
Temperature | 5534 kelvin |
Stellar Metallicity | -0.08 decimal exponent |
Age | 7.57 billion years |
At more than 50 Earth masses, HD 159868 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
Mass | 704.947 Earth masses |
Density | 1.650 grams per cubic centimeter |
Radius | 13.300 Earth radiae |
Semi-major Axis | 2.32 AU |
Eccentricity | 0.024 |
Orbital Period | 1184.100 days |
Discovery Method | Radial Velocity |
Discovery Facility | Anglo-Australian Telescope |
Discovery Telescope | 3.9 m Anglo-Australian Telescope |
Discovery Instrument | UCLES Spectrograph |
Discovery Date | 2007-05 |
Reference | O'Toole et al. 2007 |
At more than 50 Earth masses, HD 159868 c is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
Mass | 244.093 Earth masses |
Density | 0.489 grams per cubic centimeter |
Radius | 14.000 Earth radiae |
Semi-major Axis | 1.032 AU |
Eccentricity | 0.184 |
Orbital Period | 351.000 days |
Discovery Method | Radial Velocity |
Discovery Facility | Anglo-Australian Telescope |
Discovery Telescope | 3.9 m Anglo-Australian Telescope |
Discovery Instrument | UCLES Spectrograph |
Discovery Date | 2012-07 |
Reference | Wittenmyer et al. 2012 |