Detective Comics is an American comic book series published monthly by DC Comics since 1937, best known for introducing the iconic superhero Batman in Detective Comics #27 (cover-dated May 1939). It is, along with Action Comics, the book that launched with the debut of Superman, one of the medium's signature series, and the source of its company's name. With 881 monthly issues published as of August 2011 (the last issue before a new #1), it is the longest continuously published comic book in the United States.
