Clark Joseph Kent, better known as Superman, is the quintessential superhero of DC Comics and a cornerstone of the medium's history. He first appeared in Action Comics #1 (cover-dated June 1938, published April 1938), created by writer Jerry Siegel and artist Joe Shuster. Born Kal-El on the planet Krypton, he was sent to Earth as an infant by his parents, Jor-El and Lara, shortly before their world's destruction. Discovered and raised by Kansas farmers Jonathan and Martha Kent, Clark developed extraordinary abilities under Earth's yellow sun, including vast superhuman strength, flight, invulnerability, heat vision, freeze breath, x-ray vision, and super speed. Adopting the identity of Superman, he vowed to use his powers to protect humanity, operating from Metropolis while maintaining the secret persona of a mild-mannered reporter at the Daily Planet.
Superman's early stories established him as a champion of the oppressed, confronting social injustices, gangsters, and corrupt officials before expanding to cosmic threats. His rogues' gallery grew to include intellectual foil Lex Luthor, the alien collector Brainiac, and fellow Kryptonian survivors like General Zod. In the Silver Age, his mythos expanded with the introduction of Supergirl, Krypto, the bottled city of Kandor, and vulnerabilities like kryptonite and magic. He became a founding member of the Justice League of America in 1960, serving as its inspirational leader and moral anchor amid battles against world-ending crises, embodying ideals of truth, justice, and hope.
Major developments across decades include the 1986 post-Crisis on Infinite Earths reboot by John Byrne, which modernized his origin, reduced his power levels, and emphasized his human upbringing. The 1992-1993 "Death of Superman" storyline, involving his fatal battle with Doomsday followed by resurrection, marked a cultural milestone. Subsequent eras, such as The New 52 (2011) and Rebirth (2016), explored his marriage to Lois Lane, the birth of their son Jonathan Kent (who later became Superman), temporary romantic links with Wonder Woman, and ongoing themes of identity and legacy, solidifying his enduring status as DC's premier symbol of heroism.