All 5 books by Ad Astra

Here's all I've got from Ad Astra. I haven't read any.

Ad Astra

The Extinction Trials cover

The Extinction Trials

by A.G. Riddle
Ad Astra, 2022

Lost in Time cover

Lost in Time

by A.G. Riddle
Ad Astra, 2022

The Solar War cover

The Solar War

by A.G. Riddle
Ad Astra, 2019

The Lost Colony cover

The Lost Colony

by A.G. Riddle
Ad Astra, 2019

Winter World cover

Winter World

by A.G. Riddle
Ad Astra, 2019