Intergalactic Investigations Books in Order
Below you'll find the complete list of Intergalactic Investigations books in publication order. This is generally the recommended reading order for the series.
Reading order verified: January 2026
Publication Order
Infinite Justice
Buy on Amazon2019
Frequently Asked Questions
The recommended reading order for the Intergalactic Investigations series is publication order: 1. Infinite Justice (2019). This is generally the best way to experience the story as the author intended.
The Intergalactic Investigations series by Shéa MacLeod contains 1 book. The series began in 2019 and continues to be a popular choice for readers.
The Intergalactic Investigations series is written by Shéa MacLeod. You can find more books and series by this author on our website.
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