About Kepler-140 c
Kepler-140 c is a rare exoplanet. It lies about 1,904.3 light-years from Earth, shines at apparent magnitude 13.02, has an equilibrium temperature near 428 K and spans roughly 1.8 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.