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cool red dwarf · M4

Kepler-446

Kepler-446 is a cool red dwarf 314 light-years from Earth, with a temperature of 3,359 K, 0.22 times the Sun's mass and an age of about 3.7 billion years. It has 3 known planets.

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Planets
3 
Distance
314 light-years96.3 pc
Star
3,359 K0.24 R☉

About this system

The innermost, Kepler-446 b, circles it in 1.57 days; the outermost, Kepler-446 d, in 5.15 days.

Worlds of Kepler-446

NameTypeSizeA yearTemperature
Kepler-446 bSuper-Earth 1.5 × Earth1.57 days648 K
Kepler-446 cEarth-sized 1.1 × Earth3.04 days520 K
Kepler-446 dSuper-Earth 1.4 × Earth5.15 days436 K