Horror in space: Hot alien giant boiled alive by nasty radiation-belching star

Colossus suffers cosmic tanning session from hell Astronomers have discovered KELT‑9b – the hottest giant exoplanet yet seen. It is twice the size of Jupiter, has a dayside temperature of 4,600 Kelvin, and is being stripped by ultraviolet radiation from its star, KELT‑9.…