About Kepler-723 b
Kepler-723 b is a rare exoplanet. It lies about 3,495.7 light-years from Earth, shines at apparent magnitude 15.45, has an equilibrium temperature near 1,016 K and spans roughly 12.19 Earth radii.
It orbits closer to its star than Mercury does to the Sun, completing a lap in less time than Mercury takes.