K2-277 is a star with 1.02 times the mass of the Sun, and 0.97 times its radius. It is located 368.96 light years away from the solar system.
K2-277 is known to have 1 exoplanets in orbit around it.
K2-277 b was discovered by the K2 observatory, in 2018-12, using the transit method. Its semi-major axis is 0.07 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of K2-277 b is 4.929 times the mass of Earth. The radius of K2-277 b is 2.070 that of Earth. With a mass below 5 Earth masses, a density of 3.06, and a semi-major axis of 0.0675 astronomical units, K2-277 b could, potentially, be an ocean world - a planet with no dry land.