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orange dwarf · K

HAT-P-17

HAT-P-17 is an orange dwarf 301 light-years from Earth, with a temperature of 5,246 K, 0.99 times the Sun's mass and an age of about 7 billion years. It has 2 known planets.

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Planets
2 
Distance
301 light-years92.4 pc
Star
5,246 K0.87 R☉

About this system

The innermost, HAT-P-17 b, circles it in 10.3 days; the outermost, HAT-P-17 c, in 15.3 years.

Worlds of HAT-P-17

NameTypeSizeA yearTemperature
HAT-P-17 bGas giant 1 × Jupiter10.3 days800 K
HAT-P-17 cGas giant 1.2 × Jupiter15.3 years100 K