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Exoplanet Upsilon Andromedae A b
Exoplanet Upsilon Andromedae A b orbits star Upsilon Andromedae A that lies 44 light years away from the Sun.
It weighs about 540.442 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
44 light years
44 light years
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Upsilon Andromedae A b
Exoplanet, gas giant
Star: Upsilon Andromedae A
Distance from the star: 0.0594 AUBasic characteristic
Mass: 540.442 M Earth
| 1.7006 M Jupiter
Exoplanet mass
Exoplanet Upsilon Andromedae A b has 540.442 Earth masses (or 1.7006 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
Size: 14.572 R Earth | 1.3 R Jupiter
Density: 963 kg/m3 | 17.47 % Earth
Other designations of this exoplanet
Titawin b, 50 Andromedae b, υ-Andromedæ b, BD+40 332 b, CCDM 01367+4125 b, FK5 1045 b, GC 1948 b, GCTP 331.00 b, Gliese 61 b, Gl 61 b, HD 9826 b, HIC 7513 b, HIP 7513 b, HR 458 b, LTT 10561 b, SAO 37362 b, WDS 01368+4124A b, 2MASS J01364784+4124200 b, Gaia DR2 348020448377061376 b
Titawin b, 50 Andromedae b, υ-Andromedæ b, BD+40 332 b, CCDM 01367+4125 b, FK5 1045 b, GC 1948 b, GCTP 331.00 b, Gliese 61 b, Gl 61 b, HD 9826 b, HIC 7513 b, HIP 7513 b, HR 458 b, LTT 10561 b, SAO 37362 b, WDS 01368+4124A b, 2MASS J01364784+4124200 b, Gaia DR2 348020448377061376 b
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Upsilon Andromedae system structure
Exoplanet Upsilon Andromedae A b orbits star Upsilon Andromedae A, which has bigger mass than Sun. It is one of 4 known exoplanets orbiting this star.
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Upsilon Andromedae A | ||||||||
| Upsilon Andromedae A b | 0.06 AU | 540.4 M⊕ | 14.6 R⊕ | - | |||||
| Upsilon Andromedae A c | 0.83 AU | 4444.3 M⊕ | - | ||||||
| Upsilon Andromedae A d | 2.53 AU (HZ) | 3258.5 M⊕ | - | ||||||
| Upsilon Andromedae A e | 5.25 AU | 336.7 M⊕ | - | ||||||
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Upsilon Andromedae D | ||||||||
Comparison
When comparing to the Solar system planets, Upsilon Andromedae A b has 1.7 times the mass of Jupiter and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 9826.22 | 663.12 | 540.44 | 4913.11 | 1.7 | 5.68 | 37.02 | 31.42 |
|
Size | 38.06 | 15.34 | 14.57 | 27.49 | 1.3 | 1.6 | 3.64 | 3.83 |
|
Density | 0.18 | 0.18 | 0.17 | 0.24 | 0.77 | 1.38 | 0.77 | 0.56 |
|
Distance | 0.15 | 0.08 | 0.06 | 0.04 | 0.01 | 0.01 | 0 | 0 |
Habitability
Habitable zone of the star: 1.8 - 2.6 AU
The planet is too hot to sustain liquid water.