There are 3 books in The Navigator Trilogy series.
The Navigator Trilogy series does not have a new book coming out soon. The latest book, The Frost Child (Book 3), was published in June 2009.
The first book in The Navigator Trilogy series, The Navigator, was published in January 2007.
The Navigator Trilogy series primarily falls into the Fantasy genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.