The first issue of Doomsday Clock was released on November 22, 2017, and is planned to last 12 issues. The series was originally scheduled to release monthly and end in December 2018, with planned breaks in March and August 2018. However, in January 2018, it was announced that the series would take a break in March and April 2018, before releasing again in May 2018 and switching to a bi-monthly schedule, with the series now ending in July 2019.
when does the next doomsday clock come out
May 2018