There are 4 books in the Novel of the Clockwork Empire series.
The Novel of the Clockwork Empire series does not have a new book coming out soon. The latest book, The Havoc Machine (Book 4), was published in May 2013.
The first book in the Novel of the Clockwork Empire series, The Doomsday Vault, was published in November 2011.
The Novel of the Clockwork Empire series primarily falls into the Steampunk and Fantasy genres.