Book picks similar to
Admiral's Oath by Glynn Stewart


science-fiction
sci-fi
space-opera
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He Who Dares


Rob Buckman - 2013
    Even the man who raised him, his paternal grandfather, was a question mark. Beyond the love, understanding, and nurturing lay the unanswered question of why a disgraced ex-Royal Naval Admiral would pulled himself out of a bottle and take upon himself to bring a one year old child home as raise him as his own. The question of why his family, the Tregallion clan, refused to come to his aid went unanswered. Even so, between them they build a life for themselves until the fateful day he died. After that, Mike fled across the stars, swearing he would never again take the responsibility for another person’s death. Fate and destiny had other ideas, plunging him into one situation after the other where he had to take command, and decide the fate of others. With war on the horizon, and the future of the free stars hanging in the balance, Mike reluctantly accepted his destiny, and the part he must play. For better or worse, he would find the answered to his question, and make those responsible pay a terrible price.

Astrid's War: Attack on the USS Valley Forge


Alan Householder - 2019
    

Trinity Unleashed


Rodney W. Hartman - 2017
    When the Intergalactic Empire has a tough mission, they send in a wizard scout. When they have an impossible mission, they send in Wizard Scout Trinity Delgado. The planet Cavos is on the verge of civil war. Only an outmanned, outgunned force of Empire peacekeepers prevent an outbreak of bloodshed on a global scale. When the peacekeepers’ commander requests an armored regiment as reinforcements, the Imperial High Command sends him Wizard Scout Trinity instead. With only a fresh out of the university grad student and a half-crazy old pilot as allies, Trinity has to find the source of Cavos’s troubles before the Empire becomes part of a disaster far greater than a mere local civil war. Caught between the peacekeepers’ resentful commander and suspicious local government officials, Trinity and her battle computer, Jennifer, have their work cut out for them. Together they must weave their way through one mystery after another leaving a trail of bloody bodies along the way until they find the answer. That is, if they can remain alive long enough to find it.

Battle Lines


Chris Hechtl - 2015
    But he returned changed, he had lost one of his AI to rampancy after fighting an Xeno AI Wraith, and his greatest AI, his confidant Commander Sprite had chosen to leave him. He didn't return to civilization alone however. He brought with him over a hundred precious sleepers, officers and enlisted personnel ready to help rebuild the Federation once more, along with petabytes of precious blueprints and data, designed by some of the greatest minds of the Federation. But before they can begin to forge a new fleet they have to stop the rampaging Horathian Empire in it's tracks. Rear Admiral Amadeus White has been assigned to push the enemy back and keep them back while Admiral Irons and Subert work on building new ships. Admiral Subert has his own problems to deal with in Pyrax. He needs time, time to adjust, time to clean up the mess. Time to build more ships. But the enemy within and without won't wait. Napoleon said it best, "You can ask me for anything but not time!" The Battle Lines have been drawn!

Stand Into Danger


D.J. Holmes - 2015
     Human nations have been thrown into competition for the resources of nearby star systems. The Russian Star Federation decides to make a move for one of humanity's most important colonies. Returning home after a training exercise, Captain Jonathan Somerville and his ship HMS Achilles stumble into the middle of the warzone. Stranded behind enemy lines, the crew of Achilles must fight their way through occupied territory if they are to link up with coalition forces and help turn back the invaders. Stand into Danger is a military science fiction novella and introduction to the Empire Rising military sci-fi series.

New Frontiers: The Complete Series (Books 1-3)


Jasper T. Scott - 2019
    SCOTT Synopsis from book one... A MISSION TO ANOTHER WORLD COULD BE OUR ONLY HOPE... The year is 2790 AD: with space elevators and giant orbital fleets hovering over Earth, open war looks inevitable, and people are anxious to get away. The lines are drawn, with the Confederacy in the East, and the First World Alliance in the West. In hopes of finding a refuge from the looming war, the Alliance is sending Captain Alexander de Leon to explore an Earth-type planet, code-named Wonderland, but at the last minute before launch, a Confederate fleet leaves orbit on a trajectory that threatens both the mission and Alliance sovereignty. The resulting power struggle will determine not only the fate of Alexander's mission, but the fate of the entire human race. Get all three books of the New Frontiers series for one low price: 1,200 pages, over 100,000 copies sold, and more than 2,000 reviews on Amazon. This military sci-fi trilogy is a fan favorite. In This set Excelsior (Book 1) Mindscape (Book 2) Exodus (Book 3)

On a Pale Ship: A Privateer Tales Series


Jamie McFarlane - 2017
    And one scientist is willing to kill to find it… Dorian Anino thought her research would change the world. The discovery of the so-called “hero-gene” taught her and her team that it was possible for some humans to have incredible strength, speed, and agility. But when Dorian discovers that the gene only expresses in people on the brink of death, her team can’t help but be disappointed. Except for Dorian’s protégé, who opts to poison the water supply to unearth more heroes…Luc Gray is a hero through and through. But when the squadron leader loses a pilot and then his position in quick succession, he has no idea what to do next. Without a mission, he jumps at an assignment from Dorian to investigate the pilot’s death. But when the mission puts him in grave danger, Luc is about to find out just how much of a hero he is…To defeat a scientist who wants to play god, Dorian may just have to create her own team of heroes…On a Pale Ship is the first book in a new series in the Privateer Tales universe, a set of military sci-fi space operas. If you like amazing tech, superhuman abilities, and interstellar action, then you’ll love Jamie McFarlane’s powerful tale. Buy On a Pale Ship to unlock your inner hero today!

I Was Legion


Evan Currie - 2020
    It is the Throne.Almost four hundred years the Terran Imperium has languished, an Empire in name only. The young colonies exploded out of the Diaspora Era, supplanting the homeworld in importance as they left a broken world in their wake. Earth's people, guided by the Conwin line, have clawed and climbed from the darkness left the night the lights went out. They built and rebuilt the weary and weakened world they inherited, even when it seemed bent on killing them from sheer spite.For the new generation, such as Young Eryn Aubrey, a new day seems set to dawn with the Empress' Tri-Centennial surprise announcement of hope and empowerment to the people. There are others, however, who are not nearly so enthused with what The Conwin has to say.The Empire is a sleeping giant, goaded awake amidst tragedy, betrayal, and the machinations of conspiracy.Loyalties will be tested, oaths broken, and loyalties reforged. And into the galaxy a confused, angry, woken giant is set loose upon those long used to mocking its existence.

The Lost Gunboat Captain


J.D. Oppenheim - 2017
     Alone in the cold black with 36 hours of oxygen. Jolo Vargas, Federation Gunboat Captain, is trapped in a runaway escape pod zooming towards Federation space. But will he be dead before he gets there? He's in a tight spot. But he's a war hero, just the type of man who could work his way out of this jam. But there's just one little problem. He doesn't remember who he is. Will he find out his identity and his place in the universe, or will he run out of air on the edge of Fed space?

Star Force: Origin Series Box Set


Aer-ki Jyr - 2016
     Follow a core group of characters known as the Trailblazers as they use alien technology and knowledge discovered in Antarctic ruins to obtain limited immortality and lead Humanity out into the galaxy, encountering, befriending, and fighting hundreds of alien races all the while desperately trying to prepare Earth for the unbeatable threat at the core of the Milky Way that is destined to return and reclaim their lost colony…and their former Human slaves. Episodes in this set: SF73-Cascade SF74-Divergent SF75-Resistance SF76-Divide

Hard Drop


Will van der Vaart - 2013
    Their objective is classified, marked only by coordinates leading them into a deserted city at the heart of the fighting. From the beginning, everything possible goes wrong. A missile strike rocks the carrier mid-launch, and only a fraction of the unit reaches the surface alive.Outmanned, outgunned, and scattered, with a hard deadline to orbital bombardment looming, it is up to Drop Commander Tyco Hale to rally his troops and reach their objective. But what they find, hidden deep in the tunneled passages under the city, will change everything about what he fights for and what he believes in. With the unit in tatters and loyalties divided, the choice he makes in the dark will seal all of their fates - and much more besides.

Warlord Born


David Beers - 2021
    He was the last line of defense against the rebels’ unending war to overthrow the Commonwealth. His legend preceded him – the greatest Titan the corps had ever produced.Alistair’s mission was simple: catch and kill two rebels. Then they said a few words that forever changed his life.Alexander’s family had ruled the Commonwealth for ten generations. His 30-years as Emperor had been peaceful, but only because he didn’t tolerate dissent. Now, a Titan had betrayed him.Alistair must die.In a battle of Good vs. Evil, the stakes have never been higher.Can Alistair survive? Or will Earth’s greatest warrior fall to its greatest ruler?You’ll love this first book in The Great Insurrection series, because this military science fiction has a hero that will challenge an empire.

Commando


James Evans - 2019
     A colony is under invasion. It’s time to send in the Commandos. When the Royal Marines are called to New Bristol, they’re expecting their mission will be just another insurgent hunt. What they face when they arrive is anything but a spot of local trouble though.After a brutal firefight, Lieutenant Warden finds himself leading the remaining Commandos in defence of the colonists. Their enemy has superior numbers, weaponry and armour. They see the colony as a soft target, but they weren’t counting on facing the Royal Marine Space Commandos. Warden must bring the fight to the enemy, and bring it with all the fire and fury he can summon. With only their basic weapon packages and equipment available, it’ll be a tough fight.Can one young Lieutenant and a score of Marines bring an end to the invasion?

The Merrimack Event (Shieldclads #1)


David A. Tatum - 2017
     After some meddling on the part of the Admiralty, many of the Academy's best are assigned to the oldest, smallest hulk in the Wargame, the unfortunately named corvette Chihuahua. Thanks to a genius engineer, an Army veteran loaned to the Navy for the war game, and an unconventional captain, they make a new discovery which turns her into the most valuable warship in the fleet: The first ever Shieldclad warship. The crew abruptly finds itself center stage in a real combat action, however, when Earth is attacked by an unknown foe, and a lone squadron of these once-mothballed ships is the Alliance's only hope to respond…

We Dare


Eric Thomson - 2019
    The Marines of Ghost Squadron are humanity’s foremost black ops specialists who strike without warning and vanish without a trace.  They will do whatever is necessary to protect humanity anywhere in the known galaxy.  With the Commonwealth increasingly unstable thanks to venal politicians, greedy financiers, and power-hungry revolutionaries, they don’t lack for missions.When an undercover Constabulary officer vanishes after uncovering a massive cartel-run human trafficking operation, the Commonwealth’s interstellar police force calls for help from Naval Intelligence.  Because the cartel’s operations could upend the delicate political balance between the older core worlds and the more recently colonized outer star systems, Ghost Squadron gets the job.  Its mission: find the missing Constabulary officer and choke off the growing slave trade bedeviling humanity’s perilous galactic frontier.Ghost Squadron’s commanding officer, Lieutenant Colonel Zachary Thomas Decker, spent the last ten years as a Naval Intelligence agent.  His job was thwarting plots and terminating the Commonwealth’s internal enemies alongside his partner, a trained assassin.  Now, with several hundred of the deadliest Marines ever fielded at his back, Zack Decker will change the course of history and usher in a new era. Humanity's interstellar empire ended in "Ashes of Empire."  Witness its birth a thousand years earlier in Eric Thomson's new series "Ghost Squadron."