stars
exoplanets
news
Exoplanet HD 89744 A b
Exoplanet HD 89744 A b orbits star HD 89744 A that lies 126 light years away from the Sun.
It weighs about 2654.523 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
126 light years
126 light years
Loading may take a moment.
HD 89744 A b
Exoplanet, gas giant
Star: HD 89744 A
Distance from the star: 0.917 AU
Orbit around star: 256.78 days
+
Orbital period
Orbital period of exoplanet HD 89744 A b around its star is 256.78 days.
The orbital period of an exoplanet is the time it takes to complete one full orbit around its star, usually measured in days. Most of the exoplanets discovered so far have orbital periods of less than one year...
More about Orbital period in StellarGuide
Eccentricity: 0.677Basic characteristic
Mass: 2654.523 M Earth
| 8.3528 M Jupiter
Exoplanet mass
Exoplanet HD 89744 A b has 2654.523 Earth masses (or 8.3528 Jupiter masses).
The mass of an exoplanet is one of the most important characteristics for understanding what kind of world it is — whether it’s small and rocky like Earth or large and gaseous like Jupiter. Mass provides key information about the planet’s composition, gravity, and formation history...
More about Exoplanet mass in StellarGuide
Year of discovery: 2000 (radial velocity)
Other designations of this exoplanet
BD+41°2076 b, Gliese 9326 b, GJ 9326 b, HD 89744 b, HIC 50786 b, HIP 50786 b, HR 4067 b, SAO 43309 b, NLTT 24128 b
BD+41°2076 b, Gliese 9326 b, GJ 9326 b, HD 89744 b, HIC 50786 b, HIP 50786 b, HR 4067 b, SAO 43309 b, NLTT 24128 b
Advertisement
HD 89744 system structure
Exoplanet HD 89744 A b orbits star HD 89744 A, which has bigger mass than Sun. It is one of 2 known exoplanets orbiting this star.
|
|
HD 89744 A | ||||||||
| HD 89744 A b | 0.92 AU | 2654.5 M⊕ | 256.8 days | ||||||
| HD 89744 A c | 8.3 AU | 1704 M⊕ | 6974 days | ||||||
|
|
HD 89744 B | 2456 AU | |||||||
Comparison
When comparing to the Solar system planets, HD 89744 A b has 8.35 times the mass of Jupiter and it orbits its star a little closer than Earth.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 48264.05 | 3257.08 | 2654.52 | 24132.03 | 8.35 | 27.88 | 181.82 | 154.33 |
|
Distance | 2.35 | 1.27 | 0.92 | 0.6 | 0.18 | 0.1 | 0.05 | 0.03 |