The heroes travel to Absalom Station to warn the Pact Worlds government of a fast-approaching threat from beyond the stars! But before they are fully prepared, the titanic spacecraft arrives and shuts down the fabled Starstone Reactor, plunging the station into chaos. The heroes must find a way to bring the power back online, while rescuing citizens and dealing with Azlanti spies, angry outsiders, and confused spirits. Can they save the heart of the Pact Worlds and take the fight to the strange alien vessel? "The Starstone Blockade" is a Starfinder Roleplaying Game adventure for four 16th-level characters. This adventure continues The Devastation Ark Adventure Path, a three-part, monthly campaign in which the players stop the threat of an ancient alien civilization in Starfinder's first high-level adventures! This volume also includes an examination of the church of Eloritu-the god of history, magic, and secrets-as well as a selection of ghastly new aliens! Each monthly full-color softcover Starfinder Adventure Path volume contains a new installment of a series of interconnected science-fantasy quests that together create a fully developed plot of sweeping scale and epic challenges. Each 64-page volume of the Starfinder Adventure Path also contains in-depth articles that detail and expand the Starfinder campaign setting and provide new rules, a host of exciting new monsters and alien races, a new planet to explore and starship to pilot, and more!

The discovery of a series of millennia-old ruins sets off a chain of events that puts an ancient titanic spacecraft on course to the Pact Worlds. When the vessel-which belongs to an evil, warmongering civilization long thought dead-begins destroying all other ships in its path and attacking important resources to increase its power, the heroes must rescue millions of lives from destruction and find a way to stop the ship and all aboard it. Will the heroes be triumphant? Or will the alien species take the Pact Worlds as its new home and conquer the galaxy? Rescuing a xenoarcheological team on a distant, frozen world from weather gone haywire, the heroes unearth more than they bargained for as an ancient ruin rises from the ground and kicks off a series of events that could change the face of the galaxy forever. The tower contains secrets of a warlike civilization thought long dead and is strangely connected to small moon in the Pact Worlds. Returning to explore a previously unknown facility under the moon's surface that threatens to overheat and destroy all life there, the heroes learn that the moon is signaling a gigantic alien craft, drawing it toward the system with lethal intent! “Waking the Worldseed” is a Starfinder Roleplaying Game adventure for four 13th-level characters. This adventure begins The Devastation Ark Adventure Path, a three-part, monthly campaign in which the players stop the threat of an ancient alien civilization in Starfinder's first high-level adventures! This volume also includes a gazetteer of the moon of Hibb and a selection of deadly threats. Each monthly full-color softcover Starfinder Adventure Path volume contains a new installment of a series of interconnected science-fantasy quests that together create a fully developed plot of sweeping scale and epic challenges. Each 64-page volume of the Starfinder Adventure Path also contains in-depth articles that detail and expand the Starfinder campaign setting and provide new rules, a host of exciting new monsters and alien races, a new planet to explore and starship to pilot, and more!

Having learned that a dangerous contagion is hidden inside prototype biotech bound for mass production, the heroes must storm a dangerous manufacturing facility to prevent the spread before it starts! They eventually trace the source of the mind-controlling fungus to a seemingly quiet hospice, where a representative of the local planetary government is visiting. If the heroes don't prevent this agent from carrying the infestation back to their employer, an entire planet could fall! Unfortunately, the heroes' task is complicated by the return of a hidden faction looking to reclaim the PCs to dissect their minds! “The Cradle Infestation” is a Starfinder Roleplaying Game adventure for four 9th-level characters. This adventure continues the Threefold Conspiracy Adventure Path, a six-part, monthly campaign in which the players unravel the machinations of insidious aliens who have infiltrated galactic society. This volume also includes an examination of the biology and society of the floating barathus, a catalog of biotech gear, and a selection of new and mystifying monsters. Each monthly full-color softcover Starfinder Adventure Path volume contains a new installment of a series of interconnected science-fantasy quests that together create a fully developed plot of sweeping scale and epic challenges. Each 64-page volume of the Starfinder Adventure Path also contains in-depth articles that detail and expand the Starfinder campaign setting and provide new rules, a host of exciting new monsters and alien races, a new planet to explore and starship to pilot, and more!