David VanDyke

When Lieutenant Alex "Flex" Callahan encounters mysterious alien probes near Luna Station, no one believes his warnings—until it's too late. Human activity has awakened an alien presence deep in our Solar System. Now, humanity faces extinction as this ancient and forgotten foe launches a...

Lieutenant Alex "Flex" Callahan watched helplessly as the first refugee ships fled Venus. Something was driving them mad, transforming both crew and vessels into horrors. But this was just the beginning.

The Hundred Worlds have withstood invasion by the relentless Hok for decades. The human worlds are strong, but the Hok have the resources of a thousand planets behind them....

Many peaceful years have passed since the Macro Wars ended. Most of those who fought against the heartless machines have aged....

Sometimes defending those you love means risking everything and attempting the most dangerous task in the universe....

The Republic, the Opters, and a strange Crystalline race of unknown origin all meet in a series of titanic battles. Commodore Straker summons thousands of ships, but he soon learns he’s technologically outclassed by the enemy....

Lost and cut off from Earth, the crew of the starship Valiant seeks a way home. In the 11th book of the Star Force series Cody Riggs collides with the overwhelming power of the Ancients....

Commodore Straker faces new enemies as neighboring interstellar empires decide his New Republic is a growing threat. A two-front war develops....

The Breakers find a new home among the stars: Utopia. An engineered planet that is vast beyond comprehension with plenty of room to grow. They set up trade routes and work as mercenaries for their supplies...but trouble lurks....

The universe is dangerous, wondrous - a vast canvas upon which humanity sketches its hopes for the future. In this anthology, you'll find 17 tales of conflict and heroism, exploration and discovery, endurance and triumph. Flee the apocalypse of modern-day Earth, fly a fighter in the cold...

Three stars, three worlds, three civilizations...one massive war. In a triple star system, not all planets are equal. When the Demon Star swings closest in her orbit, the Insectoids invade....

It’s been five years since the end of the Hive Wars. Straker has handed over the burden of governing the Earthan Republic to civil authorities. Unfortunately, authoritarian forces within the Earthan Republic are still simmering with rage at his victory....

Commodore Straker's rebellion grows in strength - but his enemies are growing even faster. Faced with a dozen rebel planets in their territory, the Mutuality finally takes notice....

Poised to reconquer humanity's home, Captain Absen and Conquest are confronted with a new enemy that upsets the balance of power and changes everything....

After barely fending off the insectoid Scourge, Admiral Absen frantically prepares for another attack while dealing with politics and treachery from within....

Sniper and antihero Skull Denham refuses the Eden Plague rather than giving up the demons that drive him....

Book #1 of the Stellar Conquest series...In 2115, EarthFleet sends its best warships and bravest Marines on a one-way trip to conquer an alien star system....

When special operations veteran DJ Markis finds armed invaders in his home and it all goes sideways, he turns to his brothers in arms to fight back....

When an enormous and potent alien ship appears in the colony system of Gliese 370, EarthFleet's Marines must investigate.

Armed with alien technology and a complete refit, Henrich Absen captains Conquest on a voyage to take back what humanity has lost....