B. V. Larson

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.

In the 20th century Earth sent probes, transmissions, and welcoming messages to the stars. Unfortunately, someone noticed....

The Galactics arrived with their Battle fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined a vast Empire that spans the Milky Way....

The Galactics arrived with their Battle fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined a vast Empire that spanned the Milky Way....

When a towering alien monolith crashes onto James McGill's family farm, it triggers events that could spark a galaxy-wide war.

The Galactics arrived with their Battle Fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined a vast Empire that spanned the Milky Way....

James McGill is called upon for a sabotage mission, one that only a man of his unique talents can handle. Unfortunately, he performs too well, and our enemies from Rigel are enraged. They come for us, and war is declared....

The Galactics arrived with their Battle Fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined a vast Empire that spanned the Milky Way....

Kyle Riggs is in for a rough ride. In Annihilation, the seventh book of the Star Force Series, nothing goes as planned....

Left to die on a volcanic world by the Skrull, McGill and his mercenaries face waves of missile attacks with nowhere to hide. When the Skrull seal themselves inside an impenetrable energy dome, McGill knows he has to get creative.

There's a land rush on exploiting alien tech. Pirates, claim-jumpers, cyborgs, and bureaucrats all must be defeated to keep Borag flying....

In a twist of fate that rocks the Galactic Empire, James McGill finds himself negotiating the future of a thousand inhabited worlds....

In an unprecedented first, Earth sends a message to Mogwa Prime. Unfortunately, the messenger is not met with enthusiasm. Misunderstandings soon threaten all of Humanity. Forced to prove Earth can serve the Empire better than any rival, McGill does his best....

When Earth's colonies go silent, Legion Varus drops onto Kepler-62 expecting a routine investigation. Instead, they find something far worse than death.

A dirty deal was struck. Humanity was allowed to keep 300 rebellious worlds. In return, we declared war on a powerful enemy from beyond the frontier....

The machine races demand a turn at the job, but the organics refuse to allow it. For more than a century, the Galactics have battled for supreme power. War and instability reign in place of peace, with every species spread over a hundred billion stars suffering as the Empire decays.

A new threat arrives from the rim of the galaxy. From the colorless depths of space, unknown invaders strike worlds across the Frontier Zone....

Earth arms marines with alien technology and builds its first battle fleet....

In the fourth book of the series, James McGill is up for promotion. Not everyone is happy about that, and McGill must prove he's worth his stripes....

Rebels build a secret base on Green World. Their plan is to attack Earth and retake all the planets the humans have conquered....