Outriders


Jay Posey - 2016
    And things only got harder from there.Snatched out of special operations and thrown headfirst into a secretive new unit, Lincoln finds himself as the team leader for the 519th Applied Intelligence Group, better known as the Outriders. And his first day on the job brings a mission with the highest possible stakes.A dangerously cunning woman who most assuredly should be dead has seemingly returned. And her plans aren’t just devastating, they might be unstoppable.How do you defeat a hidden enemy when you can’t let them know they’ve been discovered?You send in the Outriders.

The Forever War


Joe Haldeman - 1974
    A reluctant conscript drafted into an elite Military unit, Private William Mandella has been propelled through space and time to fight in the distant thousand-year conflict; to perform his duties without rancor and even rise up through military ranks. Pvt. Mandella is willing to do whatever it takes to survive the ordeal and return home. But "home" may be even more terrifying than battle, because, thanks to the time dilation caused by space travel, Mandella is aging months while the Earth he left behind is aging centuries.

The Course of Empire


Eric Flint - 2003
    Humanity's only chance rests with an unusual pair of allies: a young Jao prince, newly arrived to Terra to assume his duties, and a young human woman brought up amongst the Jao occupiers.But both are under pressure from the opposing forces--a cruel Jao viceroy on one side, determined to drown all opposition in blood; a reckless human resistance on the other, perfectly prepared to shed it. Added to the mix is the fact that only by adopting some portions of human technology and using human sepoy troops can the haughty Jao hope to defeat the oncoming Ekhat attack--and then only by fighting the battle within the Sun itself.

Outsystem


M.D. Cooper - 2012
    Despite her soiled record, Tanis still one of the best military counter-insurgency officers in the Terran Space Force. And they need her to find the terrorists responsible for trying to destroy the GSS Intrepid, a massive interstellar colony ship in the final phases of construction at the Mars Outer Shipyards. It’ll be her ticket out of the Sol system, but Tanis discovers she is up against more than mercenaries and assassins. Major corporations and governments have a vested interest in ensuring the Intrepid never leaves Sol, ultimately pitting Tanis against factions inside her own military. With few friends left, Tanis will need to fight for her life to get outsystem.

Flagship


Isaac Hooke - 2016
    Or broken.

Armor


John Steakley - 1984
    The military sci-fi classic in a striking new packageFelix is an Earth soldier, encased in special body armor designed to withstand Earth's most implacable enemy-a bioengineered, insectoid alien horde. But Felix is also equipped with internal mechanisms that enable him, and his fellow soldiers, to survive battle situations that would destroy a man's mind.This is a remarkable novel of the horror, the courage, and the aftermath of combat--and how the strength of the human spirit can be the greatest armor of all.

Phule's Company


Robert Lynn Asprin - 1990
    than most people do all day. Threatened by an alien enemy, Earth's military sends Phule and his soldiers to a distant planet. But now, the aliens have chosen a new target of war . . . Phule's Company.

Prador Moon


Neal Asher - 2006
    Academic and insightful, its dominion stretches from Earth Central into the unfathomable reaches of the galactic void. But when the Polity finally encounters alien life in the form of massive, hostile, crab-like carnivores known as the Prador, there can be only one outcome — total warfare! Starships clash, planets fall, and space stations are overrun, but for Jebel Krong and Moria Salem, two unlikely heroes trapped at the center of the action, this war is far more than a mere clash of cultures, far more than technology versus brute force... this war is personal.

Renegade


Joel Shepherd - 2015
    But during celebrations on humanity’s new Homeworld, the legendary Captain Pantillo of the battle carrier Phoenix is court-martialed then killed, and his deputy, Lieutenant Commander Erik Debogande, the heir to humanity’s most powerful industrial family, is framed with his murder. Assisted by Phoenix’s marine commander Trace Thakur, Erik and Phoenix are forced to go on the run, as they seek to unravel the conspiracy behind their Captain’s demise, pursued to the death by their own Fleet. What they discover, about the truth behind the wars and the nature of humanity’s ancient alien allies, will shake the sentient galaxy to its core.

The Last Praetorian


Mike Smith - 2012
    However, the shadowy Syndicate organisation has set their sights on the Commander and his business, having sent a beautiful assassin to kill him. To make matters worse, she’s become the target of his infatuation, much to the dismay of his ex-girlfriend. Recently elevated to President of the Confederation, she’s still very much in love with him and capable of making his life a living hell.Surrounded by a galaxy beginning to tear itself apart, with enemies on all sides, he’s now also unwillingly tasked with trying to save the Confederation – for which he has little regard. Jon has little going in his favour, except a crew consisting of the elite of the old Imperial Navy, all of whom would fight to the death for him, and a past that possibly makes him one of the most dangerous men alive.The Last Praetorian is a Science Fiction adventure/romance, which tries to answer the question: “Can you ever find redemption for the mistakes of your past?”

First to Fight


David Sherman - 1997
    . ."Stranded in a hellish alien desert, stripped of their strategic systems, quick reaction force, and supporting arms, and carrying only a day's water ration, Marine Staff Sergeant Charlie Bass and his seven-man team faced a grim future seventy-five light-years from home. The only thing between his Marines and safety was eighty-five miles of uncharted, waterless terrain and two thousand bloodthirsty savages with state-of-the-art weapons in their hands and murder on their minds. But the enemy didn't reckon on the warrior cunning of Marines' Marine Charlie Bass and the courage of the few good men who would follow him anywhere--even to death. . .

Primary Inversion


Catherine Asaro - 1995
    But war with the rival empire of the Traders seems imminent, a war that can only lead to slavery for the Skolians or the destruction of both sides. Destructive skirmishes have already occurred. A desperate attempt must be made to avert total disaster.

A Sword Into Darkness


Thomas A. Mays - 2013
    AN UNKNOWABLE THREAT APPROACHES EARTH . . . AND WE ARE COMPLETELY UNPREPARED TO FACE WHAT'S COMING. Aerospace tycoon Gordon Elliot Lee cannot stand idly by while a mysterious alien presence from Delta Pavonis bears down upon mankind's only home. Shut out from NASA and military support, Gordon is forced to go it alone, to sow the seeds for an entirely new sort of planetary defense: a space-based naval force. Joined by Nathan Kelley -- a bloodied naval warrior, scarred by his own actions in the waters off North Korea -- and Kris Munoz -- an avant garde scientific genius with more ideas than sense -- these three will scour the very edges of fringe science and engineering to attempt development of Earth's first space navy in time to oppose the Deltan invasion. Beset by ridicule, government obstruction, industrial espionage, and their own personal demons, it will take a miracle just to get off the ground. But the challenges on Earth are nothing compared to what awaits them in space. Against an unknown alien enemy with vastly superior technology, a handful of human scientists and warriors must become the sword that holds the darkness at bay. MISSILES WILL FLASH, RAILGUNS WILL RUMBLE, LASERS WILL BURN, AND DEFENDERS WILL DIE. IF THEY FAIL, OUR END IS AT HAND.

Midshipman's Hope


David Feintuch - 1994
    With no chance of rescue, Nicholas Seafort must save lives and take them, in the name of duty.

The Cruel Stars


John Birmingham - 2019
    Fashioning themselves as the one true “Human Republic,” the Sturm cut a bloody swath across the stars, killing billions before finally being defeated and driven into the far reaches of Dark Space. Centuries of peace bred complacency. Everyone believed the Sturm had died out in the Dark. They were wrong.The enemy has returned and, with a brutal and decisive attack, knocks out almost all of humanity’s defenses. Now on the brink of annihilation, humankind’s only hope is a few brave souls who survived the initial attack: Commander Lucinda Hardy, thrust into uncertain command of the Royal Armadalen Navy’s only surviving warship. Booker3, a soldier of Earth, sentenced to die for treason, whose time on death row is cut short when the Sturm attack his prison compound. Princess Alessia, a young royal of the Montanblanc Corporation, forced to flee when her home planet is overrun and her entire family executed. Sephina L’trel, the leader of an outlaw band who must call on all of her criminal skills to resist the invasion. And, finally, Admiral Frazer McLennan, the infamous hero of the first war with the Sturm hundreds of years ago, who hopes to rout his old foes once and for all—or die trying.These five flawed, reluctant heroes must band together to prevail against a relentless enemy and near-impossible odds. For if they fail, the future itself is doomed.