About Kepler-1126 c
Kepler-1126 c is a rare exoplanet. It lies about 2,073.5 light-years from Earth, shines at apparent magnitude 14.22, has an equilibrium temperature near 305 K and spans roughly 1.45 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.