The Lost Books series does not have a new book coming out soon. The latest book, Elyon (Book 6), was published in June 2009.
The first book in The Lost Books series, Chosen, was published in January 2008.
The Lost Books series primarily falls into the Christian Heroic Fantasy / Sword & Sorcery and Science Fiction genres. This young adult series was written for ages 12-17, but can be enjoyed by adults too.