About Kepler-537 b
Kepler-537 b is a rare exoplanet. It lies about 1,433.1 light-years from Earth, shines at apparent magnitude 13.17, has an equilibrium temperature near 1,181 K and spans roughly 1.41 Earth radii.
It orbits closer to its star than Mercury does to the Sun, completing a lap in less time than Mercury takes.