Kepler-78

Binary star in the constellation Cygnus

Kepler-78 is a 12th magnitude star 407 light-years away in the constellation Cygnus. Initially classified as an eclipsing binary with orbital period 0.710015 days, it was later re-classified as a single star with significant interaction between star magnetosphere and close-in planet. The radius of the star is of about 74% of the Sun, and the effective temperature is about 5100 K.

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