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Exoplanet LkCa 15 b
(Unconfirmed Exoplanet)
LkCa 15 b is an unconfirmed exoplanet detected around star LkCa 15. More observations are needed to confirm its existence.
Sun distance
513 light years
513 light years
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LkCa 15 b
Exoplanet, gas giant
Star: LkCa 15
Distance from the star: 15.7 AU
Orbit around star: 40000 days
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Orbital period
Orbital period of exoplanet LkCa 15 b around its star is 40000 days (or 109.5 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: 1907.442 M Earth
| 6.0020 M Jupiter
Exoplanet mass
Exoplanet LkCa 15 b has 1907.442 Earth masses (or 6.0020 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: 2011
Other designations of this exoplanet
V1079 Tau b, GSC 01278-00193 b, TYC 1278-193-1 b, 2MASS J04391779+2221034 b
V1079 Tau b, GSC 01278-00193 b, TYC 1278-193-1 b, 2MASS J04391779+2221034 b
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LkCa 15 system structure
Exoplanet LkCa 15 b orbits star LkCa 15, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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LkCa 15 | ||||||||
| LkCa 15 disc | n/a | - | |||||||
| LkCa 15 b unconfirmed |
15.7 AU | 1907.4 M⊕ | 40000 days | ||||||
Comparison
When comparing to the Solar system planets, LkCa 15 b has 6 times the mass of Jupiter and it orbits its star a little closer than Uranus.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 34680.76 | 2340.42 | 1907.44 | 17340.38 | 6 | 20.04 | 130.65 | 110.9 |
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Distance | 40.26 | 21.72 | 15.7 | 10.3 | 3.02 | 1.65 | 0.82 | 0.52 |
Habitability
Habitable zone of the star: 190.5 - 274.4 AU
The planet is too hot to sustain liquid water.