K2-158 is a Sun-like G-type star (about 0.92 solar masses, 5,503 K, 0.95 solar radii), 197 light-years from Earth. K2-158 c is a planet with 1.3 Earth radii, with an orbital period of 5.9 days, at 0.062 AU from its star, and an equilibrium temperature near 948 K, discovered in 2018 via transit. K2-158 b is a planet with 2.6 Earth radii, with an orbital period of 10.1 days, at 0.089 AU from its star, and an equilibrium temperature near 794 K, discovered in 2018 via transit.