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Exoplanet WASP-4 b
Exoplanet WASP-4 b orbits star WASP-4 that lies 891 light years away from the Sun.
It weighs about 381.488 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
891 light years
891 light years
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WASP-4 b
Exoplanet, gas giant
Star: WASP-4
Distance from the star: 0.02312 AU
Orbit around star: 1.34 days
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Orbital period
Orbital period of exoplanet WASP-4 b around its star is 1.34 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: 0.0053Basic characteristic
Mass: 381.488 M Earth
| 1.2004 M Jupiter
Exoplanet mass
Exoplanet WASP-4 b has 381.488 Earth masses (or 1.2004 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: 15.692 R Earth | 1.4 R Jupiter
Density: 544 kg/m3 | 9.87 % Earth
Year of discovery: 2007 (transit)Advertisement
Comparison
When comparing to the Solar system planets, WASP-4 b has 1.2 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 | 6936.15 | 468.08 | 381.49 | 3468.07 | 1.2 | 4.01 | 26.13 | 22.18 |
|
Size | 40.98 | 16.52 | 15.69 | 29.61 | 1.4 | 1.72 | 3.92 | 4.13 |
|
Density | 0.1 | 0.1 | 0.1 | 0.13 | 0.44 | 0.78 | 0.43 | 0.31 |
|
Distance | 0.06 | 0.03 | 0.02 | 0.02 | 0 | 0 | 0 | 0 |