About Kepler-553 b
Kepler-553 b is a rare exoplanet. It lies about 2,376.1 light-years from Earth, shines at apparent magnitude 15.03, has an equilibrium temperature near 1,089 K and spans roughly 4.74 Earth radii.
It orbits closer to its star than Mercury does to the Sun, completing a lap in less time than Mercury takes.