The Adventures of Superman (radio) home planet of Krypton is located on the far side of the sun, as opposed to a distant star system as it is in most stories. During the journey to Earth, baby Kal-el grows into an adult and emerges fully grown from his ship after it lands on Earth. He is never adopted by the Kents but immediately begins his superhero career. This was eventually retconned in later episodes to match the narrative of the comic books. This serial introduced the fictional mineral kryptonite, the radiation from which can weaken and even (in some continuities) kill Superman. Aside from giving
Superman in film collection was released, entitled "Superman: 4 Film Favorites", containing all four films, but with far less bonus material than previous sets. The collection was a 2-disc DVD-18 set that included the first disc of both special editions from the 2006 release and both deluxe editions. On April 1, 2011, it was announced that the entire Superman anthology would be making its way to Blu-ray for the first time. The anthology box set was released on June 7, 2011. Superman in film The fictional character Superman, an American comic book superhero in DC Comics publications, has appeared in movies almost since