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orange dwarf · K2

HD 18143

HD 18143 is an orange dwarf 73.5 light-years from Earth, with a temperature of 5,078 K, 0.85 times the Sun's mass and an age of about 9.4 billion years. It has 2 known planets.

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Planets
2 
Distance
73.5 light-years22.5 pc
Star
5,078 K0.87 R☉

About this system

The innermost, HD 18143 b, circles it in 10.3 days; the outermost, HD 18143 c, in 79.3 years.

Worlds of HD 18143

NameTypeSizeA yearTemperature
HD 18143 bSub-Neptune 3.3 × Earth10.3 days770 K
HD 18143 cGas giant 1.1 × Jupiter79.3 years55 K