The HD 69830 system contains 3 exoplanets. It is located 40.96 light years away from the solar system.
Mass | 0.86 solar masses |
Radius | 0.89 solar radiae |
Temperature | 5385 kelvin |
Stellar Metallicity | -0.05 decimal exponent |
Age | 7 billion years |
At more than 10 Earth masses, HD 69830 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 | 10.200 Earth masses |
Density | 1.760 grams per cubic centimeter |
Radius | 3.170 Earth radiae |
Semi-major Axis | 0.0785 AU |
Eccentricity | 0.1 |
Orbital Period | 8.667 days |
Discovery Method | Radial Velocity |
Discovery Facility | La Silla Observatory |
Discovery Telescope | 3.6 m ESO Telescope |
Discovery Instrument | HARPS Spectrograph |
Discovery Date | 2006-05 |
Reference | Lovis et al. 2006 |
At more than 10 Earth masses, HD 69830 c 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 | 11.800 Earth masses |
Density | 1.570 grams per cubic centimeter |
Radius | 3.460 Earth radiae |
Semi-major Axis | 0.186 AU |
Eccentricity | 0.13 |
Orbital Period | 31.560 days |
Discovery Method | Radial Velocity |
Discovery Facility | La Silla Observatory |
Discovery Telescope | 3.6 m ESO Telescope |
Discovery Instrument | HARPS Spectrograph |
Discovery Date | 2006-05 |
Reference | Lovis et al. 2006 |
At more than 10 Earth masses, HD 69830 d 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 | 18.100 Earth masses |
Density | 1.130 grams per cubic centimeter |
Radius | 4.450 Earth radiae |
Semi-major Axis | 0.63 AU |
Eccentricity | 0.07 |
Orbital Period | 197.000 days |
Discovery Method | Radial Velocity |
Discovery Facility | La Silla Observatory |
Discovery Telescope | 3.6 m ESO Telescope |
Discovery Instrument | HARPS Spectrograph |
Discovery Date | 2006-05 |
Reference | Lovis et al. 2006 |