stars
exoplanets
news
Exoplanet WASP-156 b
Exoplanet WASP-156 b orbits star WASP-156 that lies 397 light years away from the Sun.
It weighs about 42 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
397 light years
397 light years
Loading may take a moment.
WASP-156 b
Exoplanet
Star: WASP-156
Distance from the star: 0.046 AU
Orbit around star: 3.836162 days
+
Orbital period
Orbital period of exoplanet WASP-156 b around its star is 3.836162 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
Basic characteristic
Mass: 42 M Earth
| 0.1322 M Jupiter
Exoplanet mass
Exoplanet WASP-156 b has 42 Earth masses (or 0.1322 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: 6.15 R Earth | 0.5 R Jupiter
Density: 996 kg/m3 | 18.07 % Earth
Temperature: 972 K | 698.85 °C
Year of discovery: 2017 (transit)
Other designations of this exoplanet
TOI-465 b
TOI-465 b
Advertisement
WASP-156 system structure
Exoplanet WASP-156 b orbits star WASP-156, which has lower mass than Sun. It is the only known exoplanet orbiting this star
|
|
WASP-156 | ||||||||
| WASP-156 b | 0.05 AU | 42 M⊕ | 6.2 R⊕ | 3.8 days | |||||
Comparison
When comparing to the Solar system planets, WASP-156 b has 44 % of mass of Saturn and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 763.64 | 51.53 | 42 | 381.82 | 0.13 | 0.44 | 2.88 | 2.44 |
|
Size | 16.06 | 6.47 | 6.15 | 11.6 | 0.55 | 0.68 | 1.54 | 1.62 |
|
Density | 0.18 | 0.19 | 0.18 | 0.24 | 0.8 | 1.43 | 0.79 | 0.58 |
|
Distance | 0.12 | 0.06 | 0.05 | 0.03 | 0.01 | 0 | 0 | 0 |
|
Temperature | 2.21 | 1.32 | 3.38 | 4.67 | 5.96 | 7.31 | 12.46 | 13.5 |