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Exoplanet Kappa Andromedae b
Exoplanet Kappa Andromedae b orbits star Kappa Andromedae that lies 168 light years away from the Sun.
It weighs about 4132.791 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
168 light years
168 light years
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Kappa Andromedae b
Exoplanet, brown dwarf
Star: Kappa Andromedae
Distance from the star: 100 AU
Orbit around star: 182500 days
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Orbital period
Orbital period of exoplanet Kappa Andromedae b around its star is 182500 days (or 499.7 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
Basic characteristic
Mass: 4132.791 M Earth
| 13.0044 M Jupiter
Exoplanet mass
Exoplanet Kappa Andromedae b has 4132.791 Earth masses (or 13.0044 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
Year of discovery: 2012 (imaging)
Other designations of this exoplanet
κ And b, 19 Andromedae b, BD+43°4522 b, FK5 1619 b, HD 222439 b, HIC 116805 b, HIP 116805 b, HR 8976 b, SAO 53264 b, κ Andromedae b
κ And b, 19 Andromedae b, BD+43°4522 b, FK5 1619 b, HD 222439 b, HIC 116805 b, HIP 116805 b, HR 8976 b, SAO 53264 b, κ Andromedae b
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Kappa Andromedae system structure
Exoplanet Kappa Andromedae b orbits star Kappa Andromedae, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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Kappa Andromedae | ||||||||
| Kappa Andromedae b | 100 AU | 4132.8 M⊕ | 182500 days | ||||||
Comparison
When comparing to the Solar system planets, Kappa Andromedae b has % of mass of and it orbits its star between distances of Neptune and from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 75141.65 | 5070.91 | 4132.79 | 37570.83 | 13 | 43.41 | 283.07 | 240.28 |
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Distance | 256.41 | 138.31 | 100 | 65.62 | 19.22 | 10.48 | 5.21 | 3.33 |
Habitability
Habitable zone of the star: 16.2 - 23.4 AU
The planet is too cold to sustain liquid water on its surface. It is however possible that there is environment with higher temperatures on some of its potential moons.
The planet is probably a gas giant and has no surface, however life could still be possible on the potential moons orbiting it.