HD 222237 b

Exoplanet, gas giant

Star: HD 222237

Distance from the star: 10.8 AU

Orbit around star: 40.8 days

Eccentricity: 0.56

Basic characteristic

Mass: 1649.9 M Earth | 5.1917 M Jupiter

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

HD 222237 system structure

Exoplanet HD 222237 b orbits star HD 222237, which has much lower mass than Sun. It is the only known exoplanet orbiting this star


	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
	Mass	29998.85	2024.46	1649.94	14999.43	5.19	17.33	113.01	95.93
	Distance	27.69	14.94	10.8	7.09	2.08	1.13	0.56	0.36

Habitability

Habitable zone of the star: 0.5 - 0.8 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 a gas giant and has no surface.