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Exoplanet Aldebaran b
(Unconfirmed Exoplanet)
Aldebaran b is an unconfirmed exoplanet detected around star Aldebaran. More observations are needed to confirm its existence.
Sun distance
67 light years
67 light years
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Aldebaran b
Exoplanet, gas giant
Star: Aldebaran
Distance from the star: 1.46 AU
Orbit around star: 772.83 days
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Orbital period
Orbital period of exoplanet Aldebaran b around its star is 772.83 days (or 2.1 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
Eccentricity: 0.09Basic characteristic
Mass: 1843.861 M Earth
| 5.8020 M Jupiter
Exoplanet mass
Exoplanet Aldebaran b has 1843.861 Earth masses (or 5.8020 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: 1993 (radial velocity)
Other designations of this exoplanet
Alpha Tau b, α Tau b, alf Tau b, 87 Tauri b, BD+16°629 b, GJ 171.1 b, Gliese 171.1 b, HD 29139 b, HIC 21421 b, HIP 21421 b, HR 1457 b, SAO 94027 b
Alpha Tau b, α Tau b, alf Tau b, 87 Tauri b, BD+16°629 b, GJ 171.1 b, Gliese 171.1 b, HD 29139 b, HIC 21421 b, HIP 21421 b, HR 1457 b, SAO 94027 b
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Aldebaran system structure
Exoplanet Aldebaran b orbits star Aldebaran, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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Aldebaran | ||||||||
| Aldebaran b unconfirmed |
1.46 AU | 1843.9 M⊕ | 772.8 days | ||||||
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Aldebaran B | ||||||||
Comparison
When comparing to the Solar system planets, Aldebaran b has 5.8 times the mass of Jupiter and it orbits its star a little closer than Mars.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 33524.75 | 2262.41 | 1843.86 | 16762.37 | 5.8 | 19.37 | 126.29 | 107.2 |
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Distance | 3.74 | 2.02 | 1.46 | 0.96 | 0.28 | 0.15 | 0.08 | 0.05 |
Habitability
Habitable zone of the star: 29 - 41.7 AU
The planet is too hot to sustain liquid water.