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Exoplanet Gliese 205 b
Exoplanet Gliese 205 b orbits star Gliese 205 that lies 19 light years away from the Sun.
It weighs about 10.3 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
19 light years
19 light years
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Gliese 205 b
Exoplanet
Star: Gliese 205
Distance from the star: 0.109 AU
Orbit around star: 16.938 days
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Orbital period
Orbital period of exoplanet Gliese 205 b around its star is 16.938 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
Eccentricity: 0.11Basic characteristic
Mass: 10.3 M Earth
Exoplanet mass
Exoplanet Gliese 205 b has 10.3 Earth masses, or 0.71 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
Wolf 1453 b, BD-03° 1123 b, GJ 205 b, HD 36395 b, HIP 25878 b, LHS 30 b, SAO 132211 b, W. B. V. 592 b, Weisse I b, 5h 592 b, Strb. 1611 b, Cin. 705 b, Ci 20=334 b, G 99-15 b, LFT 416 b, LTT 2293 b, NLTT 15215 PLX 1255 b, TYC 4770-574-1 b, 2MASS J05312734-0340356 b
Wolf 1453 b, BD-03° 1123 b, GJ 205 b, HD 36395 b, HIP 25878 b, LHS 30 b, SAO 132211 b, W. B. V. 592 b, Weisse I b, 5h 592 b, Strb. 1611 b, Cin. 705 b, Ci 20=334 b, G 99-15 b, LFT 416 b, LTT 2293 b, NLTT 15215 PLX 1255 b, TYC 4770-574-1 b, 2MASS J05312734-0340356 b
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Gliese 205 system structure
Exoplanet Gliese 205 b orbits star Gliese 205, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.
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Gliese 205 | ||||||||
| Gliese 205 b | 0.11 AU | 10.3 M⊕ | 16.9 days | ||||||
| Gliese 205 c | 0.69 AU | 13.8 M⊕ | 270.8 days | ||||||
Comparison
When comparing to the Solar system planets, Gliese 205 b has 71 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 187.27 | 12.64 | 10.3 | 93.64 | 0.03 | 0.11 | 0.71 | 0.6 |
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Distance | 0.28 | 0.15 | 0.11 | 0.07 | 0.02 | 0.01 | 0.01 | 0 |
Habitability
Habitable zone of the star: 0.31 - 0.44 AU
The planet is too hot to sustain liquid water.