Solar is an American fictional comic book superhero created by writer Paul S. Newman, editor Matt Murphy, and artist Bob Fujitani. The character first appeared in Doctor Solar, Man of the Atom #1 in 1962 by Gold Key Comics and has since appeared in other incarnations in books published by Valiant Comics in the 1990s, Dark Horse Comics in the 2000s, and Dynamite Entertainment in the 2010s.

Gold Key Comics was an imprint of American company Western Publishing, created for comic books distributed to newsstands. Also known as Whitman Comics, Gold Key operated from 1962 to 1984.