'Exodus: The Helium Sea' author Peter F. Hamilton talks universe crafting and finishing the story in this second prequel novel for sci-fi RPG 'Exodus' (exclusive)

At some point next year, when planets and stars momentarily align, we’ll hopefully be getting what’s sure to be the most anticipated sci-fi RPG in recent memory — Wizards of the Coast and Archetype Entertainment's " Exodus ", which is coming to PS5, Xbox Series X/S, and PC. This far future "Mass Effect"-like saga follows the daring time-traveler Jun Aslan as he and his companions hop about the cosmos searching for ancient artifacts to ward off the destruction of their worlds. This threat comes from an evolved group of transhumans called Celestials, with the whole affair taking place within the Centauri Cluster, 16,000 light-years from an abandoned planet Earth. As part of Archetype’s ambitious cross-media marketing plan, the dev team enlisted the help of celebrated British sci-fi author Peter Hamilton ("The Salvation Sequence") to fortify the game’s worldbuilding and also pen two companion prequel novels. The first of these books, " Exodus: The Archimedes Engine , " was released on Sept. 17, 2024. Now, the second half of this duology, " Exodus: The Helium Sea ," was just published on June 16, 2026, and continues the tale of Finn and his human allies to see if they can outwit the Celestials and finally earn their fellow humans a place of independence and power in the Crown Dominion. …