The Eternal Frontier Books in Order

An alien ambush leaves scientist Tag Brewer commanding a damaged exploration ship and an unlikely crew. Stranded on an icy planet, he discovers a threat to Earth and must find a way home before the enemy arrives.

Scientist Tag Brewer leads a mismatched crew into enemy territory as an alien force threatens humanity with enslavement. An uneasy alliance guides him through a devastated empire, where recruiting survivors may reveal dangers greater than those he already knows.

Captain Tag Brewer returns to humanity after helping the Mechanics, only to face accusations of serving the Collectors. A lead on a restless colony offers a chance to clear his name before rebellion tears the republic apart.

With Earth unaware of approaching annihilation, reluctant captain Tag Brewer leads an unlikely crew into unexplored space. Humans, aliens and a synthetic companion must uncover the Drone-masters' secrets before their enemies reach humanity's home.

Tag Brewer leads a desperate strike into Collector territory to protect Earth and free enslaved populations. Suspecting a trap, his fleet encounters another alien power that could make an already impossible mission even deadlier.