About KOI-351 e
KOI-351 e is a rare exoplanet. It lies about 2,766.6 light-years from Earth, shines at apparent magnitude 13.88, has an equilibrium temperature near 450 K and spans roughly 2.66 Earth radii.
Too light to be solid rock and too heavy to be all gas: most likely a deep global ocean or a thick steamy envelope over a rocky core.