Captain Atom #57 was published by DC Comics on September 1, 1991, as part of a series that began in 1987. John Ostrander and Kelley Puckett write, and art comes from Flint Henry, Gene D'Angelo and Michael Adams. This 36-page issue features Batman, Superman, Billy Batson, Zatanna and Lobo, among 13 characters cataloged on VerseDB.