There are 3 books in The Realms of Tartarus series.
The Realms of Tartarus series does not have a new book coming out soon. The latest book, A Glimpse of Infinity (Book 3), was published in December 2012.
The first book in The Realms of Tartarus series, The Face of Heaven, was published in December 2012.
The Realms of Tartarus series primarily falls into the Science Fiction genre.