cool red dwarf

K2-343

K2-343 is a cool red dwarf 542 light-years from Earth, with a temperature of 3,804 K and 0.49 times the Sun's mass. It has 2 known planets.

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About this system

The innermost, K2-343 b, circles it in 2.79 days; the outermost, K2-343 c, in 7.68 days.

Name	Type	Size	A year	Temperature
K2-343 b	Super-Earth	1.6 × Earth	2.79 days	653 K
K2-343 c	Sub-Neptune	2 × Earth	7.68 days	465 K