About Kepler-487 d
Kepler-487 d is a rare exoplanet. It lies about 2,845.2 light-years from Earth, shines at apparent magnitude 14.88, has an equilibrium temperature near 1,226 K and spans roughly 2.78 Earth radii.
It orbits closer to its star than Mercury does to the Sun, completing a lap in less time than Mercury takes.