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Exoplanet HD 128356 b
Exoplanet HD 128356 b orbits star HD 128356 that lies 85 light years away from the Sun.
It weighs about 282.937 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
85 light years
85 light years
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HD 128356 b
Exoplanet, gas giant
Star: HD 128356
Distance from the star: 0.87 AU
Orbit around star: 298.2 days
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Orbital period
Orbital period of exoplanet HD 128356 b around its star is 298.2 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
Basic characteristic
Mass: 282.937 M Earth
| 0.8903 M Jupiter
Exoplanet mass
Exoplanet HD 128356 b has 282.937 Earth masses (or 0.8903 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: 2016 (radial velocity)
Other designations of this exoplanet
LTT 5787 b, CD-25 10441 b, HIC 71481 b, HIP 71481 b, 2MASS J14370489-2548087 b, SAO 182707 b, TIC 16855 b, TYC 6749-785-1 b
LTT 5787 b, CD-25 10441 b, HIC 71481 b, HIP 71481 b, 2MASS J14370489-2548087 b, SAO 182707 b, TIC 16855 b, TYC 6749-785-1 b
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HD 128356 system structure
Exoplanet HD 128356 b orbits star HD 128356, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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HD 128356 | ||||||||
| HD 128356 b | 0.87 AU (HZ) | 282.9 M⊕ | 298.2 days | ||||||
Comparison
When comparing to the Solar system planets, HD 128356 b has 89 % of mass of Jupiter and it orbits its star a little closer than Earth.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 5144.31 | 347.16 | 282.94 | 2572.15 | 0.89 | 2.97 | 19.38 | 16.45 |
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Distance | 2.23 | 1.2 | 0.87 | 0.57 | 0.17 | 0.09 | 0.05 | 0.03 |
Habitability
Habitable zone of the star: 0.7 - 1 AU
The planet is orbiting inside the habitable zone of its star.
The planet is a gas giant and has no surface, however life could still be possible in its atmosphere or on the potential moons orbiting the planet.