Aurora: War is currently available at Smashwords and Amazon. Other retailers will become available, like iTunes/iBooks and Barnes & Noble, once the book is approved for the Smashwords Premium Catalog. Once the book as been rolled out to all the retailers, I will update the Stories/Books page with all the links.
In the mean time, the book can be purchased at Smashwords by clicking the buy now button on the widget in this post. To purchase from Amazon, click the following link: https://www.amazon.com/Aurora-War-Family-Book-ebook/dp/B06VSLM6DN/ref=asap_bc?ie=UTF8