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Exoplanet WASP-47 c
Exoplanet WASP-47 c orbits star WASP-47 that lies 881 light years away from the Sun.
It weighs about 447 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
881 light years
881 light years
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WASP-47 c
Exoplanet, gas giant
Star: WASP-47
Distance from the star: 1.41 AU
Orbit around star: 589.57 days
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Orbital period
Orbital period of exoplanet WASP-47 c around its star is 589.57 days (or 1.6 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: 0.28Basic characteristic
Mass: 447 M Earth
| 1.4065 M Jupiter
Exoplanet mass
Exoplanet WASP-47 c has 447 Earth masses (or 1.4065 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
Temperature: 247 K | -26.15 °C
Year of discovery: 2015 (radial velocity)
Other designations of this exoplanet
Gaia DR3 2613413008919918976 c, 1SWASP J220448.72-120107.8 c, 2MASS J22044873-1201079 c, EPIC 206103150 c, K2-23 c, WISE J220448.74-120108.4 c
Gaia DR3 2613413008919918976 c, 1SWASP J220448.72-120107.8 c, 2MASS J22044873-1201079 c, EPIC 206103150 c, K2-23 c, WISE J220448.74-120108.4 c
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WASP-47 system structure
Exoplanet WASP-47 c orbits star WASP-47, which has bigger mass than Sun. It is one of 4 known exoplanets orbiting this star.
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WASP-47 | ||||||||
| WASP-47 e | 0.02 AU | 6.8 M⊕ | 1.8 R⊕ | 0.8 days | |||||
| WASP-47 b | 0.05 AU | 374 M⊕ | 12.7 R⊕ | 4.2 days | |||||
| WASP-47 d | 0.09 AU | 15.5 M⊕ | 3.9 R⊕ | 9.1 days | |||||
| WASP-47 c | 1.41 AU | 447 M⊕ | 589.6 days | ||||||
Comparison
When comparing to the Solar system planets, WASP-47 c has 1.41 times the mass of Jupiter and it orbits its star a little closer than Mars.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 8127.27 | 548.47 | 447 | 4063.64 | 1.41 | 4.7 | 30.62 | 25.99 |
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Distance | 3.62 | 1.95 | 1.41 | 0.93 | 0.27 | 0.15 | 0.07 | 0.05 |
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Temperature | 0.56 | 0.34 | 0.86 | 1.19 | 1.52 | 1.86 | 3.17 | 3.43 |
Habitability
Habitable zone of the star: 0.94 - 1.4 AU
The planet is orbiting on the edge of the habitable zone of its star.
The planet is a gas giant and has no surface, however life could still be possible in its atmosphere or on the potential moons orbiting the planet.