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Exoplanet HD 73583 b
Exoplanet HD 73583 b orbits star HD 73583 that lies 103 light years away from the Sun.
It weighs about 9.855 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
103 light years
103 light years
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HD 73583 b
Exoplanet, sub-neptune
Star: HD 73583
Distance from the star: 0.0601 AU
Orbit around star: 6.398041 days
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Orbital period
Orbital period of exoplanet HD 73583 b around its star is 6.398041 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: 0.105Basic characteristic
Mass: 9.855 M Earth
Exoplanet mass
Exoplanet HD 73583 b has 9.855 Earth masses, or 0.68 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
Size: 2.83 R Earth | 0.3 R Jupiter
Density: 2397 kg/m3 | 43.48 % Earth
Temperature: 721 K | 447.85 °C
Year of discovery: 2021 (transit)
Other designations of this exoplanet
TOI-560 b, HIP 42401 b, HIC 42401 b, GL 313 b, Gliese 313 b, TYC-5441-431-1 b, BD-12 2618 b
TOI-560 b, HIP 42401 b, HIC 42401 b, GL 313 b, Gliese 313 b, TYC-5441-431-1 b, BD-12 2618 b
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HD 73583 system structure
Exoplanet HD 73583 b orbits star HD 73583, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.
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HD 73583 | ||||||||
| HD 73583 b | 0.06 AU | 9.9 M⊕ | 2.8 R⊕ | 6.4 days | |||||
| HD 73583 c | 0.12 AU | 9.6 M⊕ | 2.7 R⊕ | 18.9 days | |||||
Comparison
When comparing to the Solar system planets, HD 73583 b has 68 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 179.18 | 12.09 | 9.86 | 89.59 | 0.03 | 0.1 | 0.68 | 0.57 |
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Size | 7.39 | 2.98 | 2.83 | 5.34 | 0.25 | 0.31 | 0.71 | 0.74 |
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Density | 0.44 | 0.46 | 0.43 | 0.59 | 1.93 | 3.44 | 1.91 | 1.39 |
|
Distance | 0.15 | 0.08 | 0.06 | 0.04 | 0.01 | 0.01 | 0 | 0 |
|
Temperature | 1.64 | 0.98 | 2.5 | 3.47 | 4.42 | 5.42 | 9.24 | 10.01 |
Habitability
Habitable zone of the star: 0.45 - 0.65 AU
The planet is too hot to sustain liquid water.
The planet is bigger than Earth and smaller than Neptune. Its average density 2397 kg/m3 points to a hot gas planet.