K2-5 is an orange K-type dwarf (about 0.61 solar masses, 3,930 K, 0.57 solar radii), 203 light-years from Earth. K2-5 b is a planet with 1.9 Earth radii, with an orbital period of 5.7 days, at 0.053 AU from its star, and an equilibrium temperature near 565 K, discovered in 2015 via transit. K2-5 c is a planet with 2.3 Earth radii, with an orbital period of 10.9 days, at 0.082 AU from its star, and an equilibrium temperature near 456 K, discovered in 2015 via transit.