K2-270 is an orange K-type dwarf (about 0.85 solar masses, 4,877 K, 0.77 solar radii), 281 light-years from Earth. K2-270 b is a planet with 1.4 Earth radii, with an orbital period of 1.5 days, at 0.025 AU from its star, and an equilibrium temperature near 1,203 K, discovered in 2018 via transit. K2-270 c is a planet with 3.0 Earth radii, with an orbital period of 4.4 days, at 0.050 AU from its star, and an equilibrium temperature near 848 K, discovered in 2018 via transit.