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Exoplanet HD 222237 b
Exoplanet HD 222237 b orbits star HD 222237 that lies 37 light years away from the Sun.
It weighs about 1649.937 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
37 light years
37 light years
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HD 222237 b
Exoplanet, gas giant
Star: HD 222237
Distance from the star: 10.8 AU
Orbit around star: 40.8 days
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Orbital period
Orbital period of exoplanet HD 222237 b around its star is 40.8 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: 0.56Basic characteristic
Mass: 1649.937 M Earth
| 5.1917 M Jupiter
Exoplanet mass
Exoplanet HD 222237 b has 1649.937 Earth masses (or 5.1917 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: 2024 (radial velocity)
Other designations of this exoplanet
Gliese 902 b, GJ 902 b, LHS 3994 b, CD-73 1672 b, GC 32863 b, HIC 116745 b, HIP 116745 b, LFT 1813 b, LTT 9640 b, 2MASS J23393736-7243197 b, NLTT 57525 b, TIC 277913391 b, WISEA J233937.61-724327.5 b
Gliese 902 b, GJ 902 b, LHS 3994 b, CD-73 1672 b, GC 32863 b, HIC 116745 b, HIP 116745 b, LFT 1813 b, LTT 9640 b, 2MASS J23393736-7243197 b, NLTT 57525 b, TIC 277913391 b, WISEA J233937.61-724327.5 b
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HD 222237 system structure
Exoplanet HD 222237 b orbits star HD 222237, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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HD 222237 | ||||||||
| HD 222237 b | 10.8 AU | 1649.9 M⊕ | 40.8 days | ||||||
Comparison
When comparing to the Solar system planets, HD 222237 b has 5.19 times the mass of Jupiter and it orbits its star between distances of Saturn and Uranus from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 29998.85 | 2024.46 | 1649.94 | 14999.43 | 5.19 | 17.33 | 113.01 | 95.93 |
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Distance | 27.69 | 14.94 | 10.8 | 7.09 | 2.08 | 1.13 | 0.56 | 0.36 |
Habitability
Habitable zone of the star: 0.53 - 0.76 AU
The planet is too cold to sustain liquid water on its surface. It is however possible that there is environment with higher temperatures on some of its potential moons.
The planet is probably a gas giant and has no surface, however life could still be possible on the potential moons orbiting it.