From the announcement:
The Infinity RPG is here in print! Core Book, Collector's Edition, Player's Guide & Quantronic Heat are all now available on the Modiphius store for some superior sci-fi in Corvus Belli's amazing universe
Source
The Infinity RPG is here in print! Core Book, Collector's Edition, Player's Guide & Quantronic Heat are all now available on the Modiphius store for some superior sci-fi in Corvus Belli's amazing universe