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Exoplanet WASP 143 b
Exoplanet WASP 143 b orbits star WASP 143 that lies 1304 light years away from the Sun.
It weighs about 230.483 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
1304 light years
1304 light years
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WASP 143 b
Exoplanet
Star: WASP 143
Distance from the star: 0.049 AU
Orbit around star: 3.778873 days
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Orbital period
Orbital period of exoplanet WASP 143 b around its star is 3.778873 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: 0.0007Basic characteristic
Mass: 230.483 M Earth
| 0.7252 M Jupiter
Exoplanet mass
Exoplanet WASP 143 b has 230.483 Earth masses (or 0.7252 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: 13.832 R Earth | 1.2 R Jupiter
Density: 480 kg/m3 | 8.71 % Earth
Temperature: 1325 K | 1051.85 °C
Year of discovery: 2018 (transit)Advertisement
WASP 143 system structure
Exoplanet WASP 143 b orbits star WASP 143, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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WASP 143 | ||||||||
| WASP 143 b | 0.05 AU | 230.5 M⊕ | 13.8 R⊕ | 3.8 days | |||||
Comparison
When comparing to the Solar system planets, WASP 143 b has 73 % of mass of Jupiter and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 4190.6 | 282.8 | 230.48 | 2095.3 | 0.73 | 2.42 | 15.79 | 13.4 |
|
Size | 36.12 | 14.56 | 13.83 | 26.1 | 1.23 | 1.52 | 3.46 | 3.64 |
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Density | 0.09 | 0.09 | 0.09 | 0.12 | 0.39 | 0.69 | 0.38 | 0.28 |
|
Distance | 0.13 | 0.07 | 0.05 | 0.03 | 0.01 | 0.01 | 0 | 0 |
|
Temperature | 3.01 | 1.8 | 4.6 | 6.37 | 8.13 | 9.96 | 16.99 | 18.4 |
Habitability
Habitable zone of the star: 1.2 - 1.8 AU
The planet orbits too close to its star and is exposed to extreme temperatures and radiation prohibiting life as we know it.