The superhero known as the "Man of Steel" is Superman. Created by Jerry Siegel and Joe Shuster, Superman first appeared in Action Comics #1 in 1938. He hails from the fictional planet Krypton and is sent to Earth as a baby, where he is raised as Clark Kent. Superman possesses extraordinary abilities, including superhuman strength, flight, and heat vision, often attributed to the yellow sun of Earth. He is a symbol of justice and heroism, fighting against various villains, including Lex Luthor and General Zod. Superman represents idealism, hope, and the importance of standing up for those who cannot defend themselves.