Kepler-221 is a Sun-like G-type star (about 0.85 solar masses, 5,243 K, 0.82 solar radii), 385 light-years from Earth. Kepler-221 b is a planet with 1.7 Earth radii, with an orbital period of 2.8 days, at 0.037 AU from its star, discovered in 2014 via transit. Kepler-221 c is a planet with 2.9 Earth radii, with an orbital period of 5.7 days, at 0.059 AU from its star, discovered in 2014 via transit. Kepler-221 d is a planet with 2.7 Earth radii, with an orbital period of 10.0 days, at 0.087 AU from its star, discovered in 2014 via transit.