The Xenith Trilogy series does not have a new book coming out soon. The latest book, Within Ash and Stardust (Book 3), was published in July 2019.
The first book in The Xenith Trilogy series, Amid Stars and Darkness, was published in July 2017.
The Xenith Trilogy series primarily falls into the Science Fiction Romance genre. This young adult series was written for ages 12-17, but can be enjoyed by adults too.