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Exoplanet HIP 54373 b
Exoplanet HIP 54373 b orbits star HIP 54373 that lies 61 light years away from the Sun.
It weighs about 8.622 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
61 light years
61 light years
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HIP 54373 b
Exoplanet
Star: HIP 54373
Distance from the star: 0.063 AU
Orbit around star: 7.76 days
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Orbital period
Orbital period of exoplanet HIP 54373 b around its star is 7.76 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: 8.622 M Earth
Exoplanet mass
Exoplanet HIP 54373 b has 8.622 Earth masses, or 0.59 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
Year of discovery: 2019 (radial velocity)
Other designations of this exoplanet
HIC 54373 b, NLTT 26359 b, BD-18 3106 b, 2MASS J11072772-1917293 b, TIC 410407964 b, TYC 6080-372-1 b, WDS J11075-1917A b
HIC 54373 b, NLTT 26359 b, BD-18 3106 b, 2MASS J11072772-1917293 b, TIC 410407964 b, TYC 6080-372-1 b, WDS J11075-1917A b
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HIP 54373 system structure
Exoplanet HIP 54373 b orbits star HIP 54373, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.
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HIP 54373 | ||||||||
| HIP 54373 b | 0.06 AU | 8.6 M⊕ | 7.8 days | ||||||
| HIP 54373 c | 0.1 AU | 12.4 M⊕ | 15.1 days | ||||||
Comparison
When comparing to the Solar system planets, HIP 54373 b has 59 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 156.76 | 10.58 | 8.62 | 78.38 | 0.03 | 0.09 | 0.59 | 0.5 |
|
Distance | 0.16 | 0.09 | 0.06 | 0.04 | 0.01 | 0.01 | 0 | 0 |
Habitability
Habitable zone of the star: 0.19 - 0.28 AU
The planet is too hot to sustain liquid water.