First Issue #1 - July 2006
Last #52 - June 2007
Continued in Countdown (2007 series)
52 consists of 52 issues, published weekly for one year, each issue detailing an actual week chronicling the events that took place during the missing year after the end of Infinite Crisis. The series covers much of the DC Universe, and several characters, whose disparate stories interconnect. The story is directly followed by Countdown (2007 series).