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Exoplanet Gliese 686 b
Exoplanet Gliese 686 b orbits star Gliese 686 that lies 27 light years away from the Sun.
It weighs about 7.1 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
27 light years
27 light years
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Gliese 686 b
Exoplanet
Star: Gliese 686
Distance from the star: 0.091 AUBasic characteristic
Mass: 7.1 M Earth
Exoplanet mass
Exoplanet Gliese 686 b has 7.1 Earth masses, or 0.49 times the mass of Uranus.
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
Other designations of this exoplanet
BD+18 3421 b, LHS 452 b, G 170-55 b, HIC 86287 b, HIP 86287 b, L 1278-24 b, LFT 1363 b, LTT 15228 b, NLTT 45173 b, GJ 686 b
BD+18 3421 b, LHS 452 b, G 170-55 b, HIC 86287 b, HIP 86287 b, L 1278-24 b, LFT 1363 b, LTT 15228 b, NLTT 45173 b, GJ 686 b
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Gliese 686 system structure
Exoplanet Gliese 686 b orbits star Gliese 686, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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Gliese 686 | ||||||||
| Gliese 686 b | 0.09 AU | 7.1 M⊕ | - | ||||||
Comparison
When comparing to the Solar system planets, Gliese 686 b has 49 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 129.09 | 8.71 | 7.1 | 64.55 | 0.02 | 0.07 | 0.49 | 0.41 |
|
Distance | 0.23 | 0.13 | 0.09 | 0.06 | 0.02 | 0.01 | 0 | 0 |
Habitability
Habitable zone of the star: 0.21 - 0.3 AU
The planet is too hot to sustain liquid water.