About Kepler-441 b
Kepler-441 b is a common exoplanet. It lies about 874.1 light-years from Earth, shines at apparent magnitude 15.57, has an equilibrium temperature near 189 K and spans roughly 1.64 Earth radii.
Its density says rock, though lighter than Earth's mix: probably less iron, or a thick shell of water and ice over the top.