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 Emergency Squad Superman Emergency Squad The Superman Emergency Squad (sometimes called the Super"men" Emergency Squad) is a fictional superhero team appearing in American comic books published by DC Comics, commonly associate with Superman. They first appeared in "Superman's Pal, Jimmy Olsen" #48 (October 1960). Prior to the Crisis on Infinite Earths reboot, the Superman Emergency Squad is a group of miniaturized Kryptonians from the bottle city of Kandor, which is housed in Superman's Fortress of Solitude. The Squad provides assistance to Superman when he is incapacitated or otherwise occupied. Members of the squad include Superman's look alike cousin Van-Zee (who also uses