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: Secret Origin Superman and Lois arrested. The crowd turns on the Army, and Superman orders the crowd to stop, telling them that "they" are meant to be Metropolis's saviors. Not the Army, not Lex Luthor, nor Superman himself. Superman meets with Lex and tells him Metropolis does not belong to him anymore. Lex angrily objects since Superman is not from Earth. Superman replies, "This is my home," and leaves. Later, Lex goes to pick another person from the crowd to give a new life, only to find no one there. The "Daily Planet" celebrates becoming the top-selling newspaper in the city. Superman