stars
exoplanets
news
Exoplanet Mu Arae b
Exoplanet Mu Arae b orbits star Mu Arae that lies 51 light years away from the Sun.
It weighs about 532.812 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
51 light years
51 light years
Loading may take a moment.
Mu Arae b
Exoplanet, gas giant
Star: Mu Arae
Distance from the star: 1.497 AU
Orbit around star: 643.25 days
+
Orbital period
Orbital period of exoplanet Mu Arae b around its star is 643.25 days (or 1.8 years).
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
Basic characteristic
Mass: 532.812 M Earth
| 1.6766 M Jupiter
Exoplanet mass
Exoplanet Mu Arae b has 532.812 Earth masses (or 1.6766 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
Cervantes b, CD −51° 11094 b, FK5 662 b, GC 24024 b, Gliese 691 b, GJ 691 b, HD 160691 b, HIC 86796 b, HIP 86796 b, HR 6585 b, SAO 244981 b, LTT 7053 b, * mu. Ara b, 2MASS J17440870-5150027 b, TIC 362661163 b, TYC 8355-436-1 b
Cervantes b, CD −51° 11094 b, FK5 662 b, GC 24024 b, Gliese 691 b, GJ 691 b, HD 160691 b, HIC 86796 b, HIP 86796 b, HR 6585 b, SAO 244981 b, LTT 7053 b, * mu. Ara b, 2MASS J17440870-5150027 b, TIC 362661163 b, TYC 8355-436-1 b
Advertisement
Mu Arae system structure
Exoplanet Mu Arae b orbits star Mu Arae, which has bigger mass than Sun. It is one of 4 known exoplanets orbiting this star.
|
|
Mu Arae | ||||||||
| Mu Arae c | 0.09 AU | 10.6 M⊕ | 9.6 days | ||||||
| Mu Arae d | 0.92 AU | 165.9 M⊕ | 310.6 days | ||||||
| Mu Arae b | 1.5 AU (HZ) | 532.8 M⊕ | 643.3 days | ||||||
| Mu Arae e | 5.24 AU | 576.7 M⊕ | 4205.8 days | ||||||
Comparison
When comparing to the Solar system planets, Mu Arae b has 1.68 times the mass of Jupiter and it orbits its star a little closer than Mars.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 9687.49 | 653.76 | 532.81 | 4843.75 | 1.68 | 5.6 | 36.49 | 30.98 |
|
Distance | 3.84 | 2.07 | 1.5 | 0.98 | 0.29 | 0.16 | 0.08 | 0.05 |
Habitability
Habitable zone of the star: 1.5 - 2.1 AU
The planet is orbiting inside the habitable zone of its star.
The planet is a gas giant and has no surface, however life could still be possible in its atmosphere or on the potential moons orbiting the planet.