Kepler-431 is a Sun-like F-type star (about 1.07 solar masses, 6,004 K, 1.09 solar radii), 487 light-years from Earth. Kepler-431 b is a planet with 0.8 Earth radii, with an orbital period of 6.8 days, at 0.072 AU from its star, and an equilibrium temperature near 1,032 K, discovered in 2015 via transit. Kepler-431 c is a planet with 0.7 Earth radii, with an orbital period of 8.7 days, at 0.085 AU from its star, and an equilibrium temperature near 951 K, discovered in 2015 via transit.