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orange dwarf

Kepler-398

Kepler-398 is an orange dwarf 578 light-years from Earth, with a temperature of 4,493 K, 0.65 times the Sun's mass and an age of about 2.3 billion years. It has 3 known planets.

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Planets
3 
Distance
578 light-years177 pc
Star
4,493 K0.61 R☉

About this system

The innermost, Kepler-398 b, circles it in 4.08 days; the outermost, Kepler-398 c, in 11.4 days.

Worlds of Kepler-398

NameTypeSizeA yearTemperature
Kepler-398 bEarth-sized 0.93 × Earth4.08 days755 K
Kepler-398 dEarth-sized 0.88 × Earth6.83 days636 K
Kepler-398 cEarth-sized 1 × Earth11.4 days536 K