Books like Assault on Atlantis by Greg Donegan

A male‑centered speculative fiction series blending romance themes into an adventure setting.

A sweeping military space adventure from a talented new author in the tradition of MIDSHIPMAN'S HOPE and ON BASILISK STATION.Scott St. Andrew is a first year cadet at South Point Academy on Exeter, a rocky moon circling a distant colony planet. All he has to do is survive the toughest, most gruelling training program in the military. Then he'll be qualified to become an officer in the Guard Corps and be on his way off his filthy, poisonous planet and into the Terran Alliance elite.But Scott's chance of being the one in a thousand to escape the colonist destiny is rapidly disappearing. His genetic flaws (scars, no memory boosting or physical enhancement) make him one of the weakest in his squad and an inevitable target for ritual hazing. And events are about to spiral completely out of his control as the long simmering resentment between the colonial worlds and the rich Terran Alliance flares into open violence and rebellion. Now every soldier has to chose his side--and survive a hellishly accelerated training to join the deep space fighting before there is nothing left to fight for.

When time travel is possible, the Time Patrol must stop alien Baldies in ancient Atlantis, a legendary island whose ruins reveal evidence of temporal tampering. Race against time to preserve history before a looming cataclysm sinks the island.

Berserker Lies presents the relentless, self‑replicating AI weapons of the Berserker race—designed to destroy all life—whose struggle against humanity and the remnants of an ancient interstellar war shapes the science‑fiction narrative.

The Way to Glory is a science‑fiction space warfare tale by David Drake that explores interstellar conflict, high‑tech strategy, and the harsh realities of combat in a futuristic universe.

In The Romance of Atlantis, the queen of the legendary lost kingdom faces an impossible choice: secure peace by marrying a neighboring king or uphold her heart, lineage, and sacred trust—an epic tale of love, duty, and destiny.

When a clandestine group of scientists called the Immari unearths relics from an ancient enemy, humanity faces certain extinction. Only a genetics doctor and a secret agent can race against time to discover the fabled Atlantis Gene and halt the catastrophe.