About WASP-78 b
WASP-78 b is an epic exoplanet. It lies about 2,460.1 light-years from Earth, shines at apparent magnitude 11.96, has an equilibrium temperature near 2,470 K and spans roughly 21.63 Earth radii.
So hot that iron vaporises on the dayside, blows around to the night side and rains back down as molten metal.