The Empty Door
  • # of Books:
    5
  • First Book:
    November 2010
  • Latest Book:
    October 2018
  • Genres:
    Action Adventure, Science Fiction
  • Series Rating:
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The Cassiopia Series in Order (5 Books)

Order Book Date Rating
1 0
2 0
3 0
4 0
5 (e) 5

Frequently Asked Questions (FAQ)

There are 5 books in the Cassiopia series.

The Cassiopia series does not have a new book coming out soon. The latest book, The Threatening Sky (Book 5), was published in October 2018.

The first book in the Cassiopia series, The Empty Door, was published in November 2010.

The Cassiopia series primarily falls into the Action Adventure and Science Fiction genres.