About Kepler-393 b
Kepler-393 b is a rare exoplanet. It lies about 2,874.8 light-years from Earth, shines at apparent magnitude 13.26, has an equilibrium temperature near 1,052 K and spans roughly 1.29 Earth radii.
It orbits closer to its star than Mercury does to the Sun, completing a lap in less time than Mercury takes.