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Exoplanet 5 G. Capricorni b
Exoplanet 5 G. Capricorni b orbits star 5 G. Capricorni that lies 29 light years away from the Sun.
It weighs about 16.9 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
29 light years
29 light years
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5 G. Capricorni b
Exoplanet
Star: 5 G. Capricorni
Distance from the star: 0.32 AUBasic characteristic
Mass: 16.9 M Earth
Exoplanet mass
Exoplanet 5 G. Capricorni b has 16.9 Earth masses, or 0.98 times the mass of Neptune.
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
HD 192310 b, CD-27° 14659 b, GCTP 4804.00 b, Gliese 785 b, HIP 99825 b, LHS 488 b, LTT 8009 b, NSV 12933 b, SAO 189065 b, HR 7722 b
HD 192310 b, CD-27° 14659 b, GCTP 4804.00 b, Gliese 785 b, HIP 99825 b, LHS 488 b, LTT 8009 b, NSV 12933 b, SAO 189065 b, HR 7722 b
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5 G. Capricorni system structure
Exoplanet 5 G. Capricorni b orbits star 5 G. Capricorni, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.
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5 G. Capricorni | ||||||||
| 5 G. Capricorni b | 0.32 AU | 16.9 M⊕ | - | ||||||
| 5 G. Capricorni c | 1.18 AU | 24 M⊕ | - | ||||||
Comparison
When comparing to the Solar system planets, 5 G. Capricorni b has 98 % of mass of Neptune and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 307.27 | 20.74 | 16.9 | 153.64 | 0.05 | 0.18 | 1.16 | 0.98 |
|
Distance | 0.82 | 0.44 | 0.32 | 0.21 | 0.06 | 0.03 | 0.02 | 0.01 |
Habitability
Habitable zone of the star: 0.77 - 1.1 AU
The planet is too hot to sustain liquid water.