Books like 'Lieutenant Henry Gallant'
Readers who enjoyed Lieutenant Henry Gallant by H. Peter Alesso also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
sc-fi space action / adventure military, war & conflict war military space-opera ai colonization space-fleet
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Echoes of Empire by J.N. Chaney, Terry Maggert
Rated: 4.63 of 5 stars · 16 ratingsVan and his crew have killed an empire.The problem is the empire doesn’t know it’s dead. Moving among the stars, the Peacemakers are faced with their greatest challenge—removing and evil so vast, it has a presence in every known star system.To that end, they’ll need to move fast. To move fast, they must be mobile, and that means big changes in their tactics. . . and crew... -
![Red Bounty by J.N. Chaney, Terry Maggert]()
Red Bounty by J.N. Chaney, Terry Maggert
Rated: 4.54 of 5 stars · 23 ratingsVan left his old life behind, but some things remain the same.Even in space, crime still exists.After taking a Peacemaker job to find missing fuel, Perry finds something far more sinister than simple theft—a voice, crying out in a forge of heat and flame, and the discovery reveals a series of acts so vicious that nothing short of revenge will suffice...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Star Wars: Thrawn Ascendancy by Timothy Zahn]()
Star Wars: Thrawn Ascendancy by Timothy Zahn
Rated: 4.39 of 5 stars · 36 ratingsThe fate of the Chiss Ascendancy hangs in the balance in the epic finale of the Star Wars: Thrawn Ascendancy trilogy from bestselling author Timothy Zahn. For thousands of years The Chiss Ascendancy has been an island of calm, a center of power, and a beacon of integrity. Led by the Nine Ruling Families, their leadership stands as a bulwark of stability against the Chaos of the Unknown Regions... -
![Dark Peace by J.N. Chaney, M.F. Lerma]()
Dark Peace by J.N. Chaney, M.F. Lerma
Rated: 4.43 of 5 stars · 14 ratingsCole Riker is a free man.Or close enough. He no longer has the weight of his past hanging over him, threatening to put him away for the rest of his days. All it took was finding an unknown alien lifeform and agreeing to escort it back to its homeworld.Except his newfound luck doesn’t want to last...Categorized as:
military space-opera galactic-empire space-fleet colonization aliens invasion sci-fi -
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![Anvil Dark by J.N. Chaney, Terry Maggert]()
Anvil Dark by J.N. Chaney, Terry Maggert
Rated: 4.54 of 5 stars · 21 ratingsThe guild is under attack, and Van is right in the middle of it all.When Master Yewlo is abducted by unknown forces, the Peacemakers are thrown into chaos as the rescue mission begins. Finding Yewlo will be hard, but the search reveals secrets the guild might not survive—secrets about a system so corrupt, it will take Van and his team’s best efforts to untangle the truth...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Armageddon by Craig Alanson]()
Armageddon by Craig Alanson
Rated: 4.41 of 5 stars · 30 ratingsAfter the Renegade mission by the crew of the starship Flying Dutchman, the UN Expeditionary Force thought Earth was safe for hundreds of years, at least. After there was trouble on the Homefront, and the President had to authorize a nuclear strike on an American city. UNEF decided they did need the Merry Band of Pirates again. So, the Flying Dutchman is sent out on a simple recon mission... -
![When Words Fail by J.N. Chaney, Jonathan P. Brazee]()
When Words Fail by J.N. Chaney, Jonathan P. Brazee
Rated: 4.56 of 5 stars · 9 ratingsThe Galaxy is growing...and it's more dangerous than ever before.An all-out war within humanity has been narrowly avoided, and peace is finally at hand.Yeah, right.Human ships are being taken, their crews disappearing... -
![Acheron Inheritance by Ken Lozito]()
Acheron Inheritance by Ken Lozito
Rated: 4.50 of 5 stars · 10 ratingsFirst, the Federation Wars toppled the galactic order.On a dying world along the galactic fringe, Quinton Aldren awakens in the body of an archaic android that’s barely operational. He has only vague memories of who he was and no idea what has happened... -
![The Grand Conspiracy by J.N. Chaney, Terry Mixon]()
The Grand Conspiracy by J.N. Chaney, Terry Mixon
Rated: 4.50 of 5 stars · 10 ratingsKeep your friends close.After successfully striking back at the alien invaders, Commodore Jack Romanoff and his crew have liberated the cluster capital at Argent. For the first time, it seems like they might be getting their feet back underneath them.Keep your enemies closer...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Turning Point by Jason Anspach, Nick Cole]()
Turning Point by Jason Anspach, Nick Cole
Rated: 4.53 of 5 stars · 20 ratingsFight to Win. With the galaxy in turmoil, the Legion initiates Article Nineteen, a hard reset designed to halt the corruption and ineptitude that continues to spill forth from the Galactic Core. But when the House of Reason aligns itself with the bloodthirsty zhee extremists, the Legion has no choice but to commit to a savage campaign of Total War...Categorized as:
aliens galactic-empire invasion military space-fleet space-opera war action-adventure -
![A Broken Alliance by J.N. Chaney, Jonathan P. Brazee]()
A Broken Alliance by J.N. Chaney, Jonathan P. Brazee
Rated: 4.45 of 5 stars · 11 ratingsWith the war against the Centaurs won, is a lasting peace finally at hand?Staff Sergeant Reverent Pelletier has been attached to the Congress of Humanity’s Home Guard, tasked with keeping the home system safe.Old rivalries and new enemies threaten the alliance, despite the counsel general’s mission to ensure humanity doesn’t fall into their old ways of conflict and war...Categorized as:
aliens colonization galactic-empire invasion military space-fleet action-adventure adult -
![Children of Angels by J.N. Chaney, Jonathan P. Brazee]()
Children of Angels by J.N. Chaney, Jonathan P. Brazee
Rated: 4.44 of 5 stars · 25 ratingsThe war has only just begun.While rescuing a world from Centaur control, the Marines discover that not all humans on the planet are slaves. The Children of Angels believe their masters have been sent by the gods to lift up mankind.Humanity now has two enemies, one from the farthest reaches of the Galaxy and the other from within...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Legacy of Stars by J.N. Chaney, Terry Maggert]()
Legacy of Stars by J.N. Chaney, Terry Maggert
Rated: 4.59 of 5 stars · 17 ratingsThere are some things you simply can’t escape. For Van, it’s family.Out among the stars, his cousin, Carter Yost, drags Van and his team into a criminal ring run by the High Doctor- a dangerous con artist with delusions of grandeur. Working from the abandoned world of Pathway, the High Doctor has created a cult, stealing a fortune from the fearful, sick, and scared...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Delphi Alliance by Bob Blanton]()
Delphi Alliance by Bob Blanton
Rated: 4.44 of 5 stars · 24 ratingsThe McCormacks have their floating city growing in the South Pacific, and their space station well underway. As they continue their quest to unite Earth and bring her into the modern age of space travel and repair her environment before it’s too late, they have to fight with the major powers that aren’t too sure they want to change the status quo... -
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![The Lost Earth by Vaughn Heppner]()
The Lost Earth by Vaughn Heppner
Rated: 4.36 of 5 stars · 14 ratingsIt finally happened. Commander Thrax Ti Ix created a hyper-spatial tube for the Swarm Imperium. Across thousands of light-years, a vast armada of warships is heading for Earth to burn the homeworld down to its bedrock as the Swarm begins its genocidal campaign against the human race. No one—not the New Men, the Spacers, the Wahhabi Caliphate or Star Watch—has faced such staggering odds... -
![Destroyer by Joshua Dalzelle]()
Destroyer by Joshua Dalzelle
Rated: 4.43 of 5 stars · 24 ratingsA relentless enemy… An old wolf's last hunt… The future of two species hanging in the balance… The Darshik war machine is flagging, but the war is far from over. Even as an exhausted Federation military tenses up for a counterattack after repelling the last Darshik invasion, reports are coming in of a new, more powerful class of ship that's striking deep into Terran space... -
![Zero Hour by Craig Alanson]()
Zero Hour by Craig Alanson
Rated: 4.33 of 5 stars · 34 ratingsUnited Nations Special Operations Command sent an elite Expeditionary Force of soldiers and pilots out on a simple recon mission, and somehow along the way they sparked an alien civil war. Now the not-at-all-Merry Band of Pirates is in desperate trouble, again. Their stolen alien starship is falling apart, thousands of lightyears from home... -
![Star Force: Origin Series Box Set (97-100) by Aer-ki Jyr]()
Star Force: Origin Series Box Set (97-100) by Aer-ki Jyr
Rated: 4.50 of 5 stars · 8 ratingsThe Origin Series is empire building at its finest, with 100 episodes and over 2.5 million words in the military science fiction serial detailing the rise of Star Force from corporate entity into an interstellar empire over the course of more than a millennium...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Star Force: Rift by Aer-ki Jyr]()
Star Force: Rift by Aer-ki Jyr
Rated: 4.50 of 5 stars · 8 ratingsThe temporary truce between Star Force and the V'kit'no'sat sends shockwaves throughout the galaxy. No one has ever defied the V'kit'no'sat and lived, but now Star Force has and many races are taking notice...including one that no one expects, on either side... -
![Return by Nathan Hystad, Flynn Earl Jones]()
Return by Nathan Hystad, Flynn Earl Jones
Rated: 4.50 of 5 stars · 8 ratingsThe Rift opens once again. The battle for Earth continues. Only the Eureka and her crew can turn the tides. The Eureka returns to Sol through the Rift as an extreme time dilation creates complications. With a familiar face now the Earth Fleet's Grand Admiral, Ace and the others struggle to acclimate to their new reality... -
![Warrior King by Evan Currie]()
Warrior King by Evan Currie
Rated: 4.35 of 5 stars · 29 ratingsBattle-weary after a desperate fight to save Earth from the Drasin alien onslaught, Confederation Captain Eric Weston is tasked with a perilous new mission. He and the crew of the Odysseus must hunt down those who unleashed the hellish attack on his homeworld and that of Earth’s Priminae allies... -
![Crusade by Glynn Stewart]()
Crusade by Glynn Stewart
Rated: 4.40 of 5 stars · 10 ratingsA newborn Alliance, forged to stop the destroyers of worldsA potential ally, with secrets hidden by a thousand liesA long-doomed star, whose ruins hold a vital answer... -
![Winds of Vengeance by Jay Allan]()
Winds of Vengeance by Jay Allan
Rated: 4.40 of 5 stars · 10 ratingsEarth Two. A new home for the survivors of the fleet, the men and women who battled against seemingly insurmountable odds to survive the assault of the First Imperium and to destroy the homicidal Regent, the artificial intelligence committed to their destruction... -
![The Dark Invaders by Raymond L. Weil]()
The Dark Invaders by Raymond L. Weil
Rated: 4.40 of 5 stars · 10 ratingsFrom USA Today Best Selling Author Raymond L. Weil comes the second book in the Star Cross series. Over fourteen months have passed since Fleet Admiral Kurt Vickers drove the Profiteers from Earth. Eighty million people died while the planet was being ransacked and its wealth stolen. Now a new and deadlier threat comes from intergalactic space... -
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![The Xaros Reckoning by Richard Fox]()
The Xaros Reckoning by Richard Fox
Rated: 4.43 of 5 stars · 21 ratingsThe final battle begins.The Xaros Masters destroyed Bastion, the Alliance against the alien invaders has failed. Earth stands against the full force of the enemy's unending drone fleets.With their backs against the wall, Captain Valdar and the Breitenfeld must lead a last ditch mission to end the war against the Xaros... -
![It Ain't Over... by Robert M. Kerns]()
It Ain't Over... by Robert M. Kerns
Rated: 4.43 of 5 stars · 21 ratingsBuy a planet and disappear...That's all Cole wanted.He spent thirteen years hiding on the fringes of society, piloting freighters for criminals and building a stash to do just that.But life happens when you're busy making plans.When Cole chooses to save an ejected castaway and stumbles into a crew of his own, he starts down a path that will force him to choose... -
![Rise of the Kobani by Stephen W. Bennett]()
Rise of the Kobani by Stephen W. Bennett
Rated: 4.33 of 5 stars · 12 ratingsThe Kobani use captured Krall ships to return to Human Space. They seek expert training for their genetically modified fighters, modern weapons and new medical technology. There’s a possible block to this help, in the form of death penalty laws of the Planetary Union, prohibiting gene modifications of humans. A holdover from the Gene War, which nearly extinguished humanity... -
![Backyard Starship by J.N. Chaney, Terry Maggert]()
Backyard Starship by J.N. Chaney, Terry Maggert
Rated: 4.34 of 5 stars · 27 ratingsWhen Van Tudor returns to his childhood home, he inherits more than the family farm.His grandfather used to tell him fantastic stories of spacemen and monsters, princesses and galactic knights. Little did Van realize, the old man's tales were more than fiction. They were real.Hidden beneath the old barn, Van’s legacy is waiting: a starship, not of this world...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Direct Fire by Rick Partlow]()
Direct Fire by Rick Partlow
Rated: 4.41 of 5 stars · 21 ratingsFrom street criminal to war hero.From outcast to Marine officer.The journey has been a long one, but now it’s reaching the end.Cam Alvarez leads his platoon of Drop-Troopers into the Tahni Imperium, into the final days of the war and the bloodiest battles yet... -
![Raven's Peace by Glynn Stewart]()
Raven's Peace by Glynn Stewart
Rated: 4.31 of 5 stars · 13 ratingsTen thousand stars, once chained, taste freedom An eternal empire, once undefeated, falls to pieces An alliance, once united, now lacks a common foe War was hard enough. Peace may be impossible For seventeen years, Colonel Henry Wong and the United Planets Space Force have fought the Kenmiri Empire...Categorized as:
aliens colonization galactic-empire military space-fleet space-opera war action-adventure -
![The Lost Patrol by Vaughn Heppner]()
The Lost Patrol by Vaughn Heppner
Rated: 4.29 of 5 stars · 14 ratingsWe learned a terrible secret last voyage, the Swarm exists. It has a monstrous imperium, expanding, evolving and receiving incredible Builder tech. Captain Maddox heads into the Deep Beyond to find the Swarm Imperium. We must know the worst so we can prepare against the deadliest species in the galaxy... -
![Blue Shift by J.N. Chaney, Terry Maggert]()
Blue Shift by J.N. Chaney, Terry Maggert
Rated: 4.68 of 5 stars · 11 ratingsWhen Van gains rank as a Peacemaker, he becomes a bigger target for the criminals scattered among the stars.And he wouldn’t have it any other way.On a distant world under an alien sun, hunters and their companions—the Rovan—bond in a ritual as old as their civilization. But one of the hunters is missing, and Van, along with his growing crew, knows where to look...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![The Lost Colony by Vaughn Heppner]()
The Lost Colony by Vaughn Heppner
Rated: 4.25 of 5 stars · 16 ratingsWe fought the invading New Men to a standstill and defeated the alien Destroyer sent to obliterate Earth. The worst should be over, but it’s not. Perfect android replicas are impersonating high-level officials so trust is failing. Worse, the New Men have found allies with an impenetrable stealth technology. This time, however, Earth is going on the offensive... -
![The Others by Jay Allan]()
The Others by Jay Allan
Rated: 4.46 of 5 stars · 17 ratingsFrom the deepest darks of unknown space, evil comes… Admiral Tyler Barron and the Confederation navy face a new threat, darker and deadlier than any that have come before... -
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![Kill Box by Rick Partlow]()
Kill Box by Rick Partlow
Rated: 4.50 of 5 stars · 6 ratingsBook 9 in the Amazon Bestselling Drop Trooper series by Rick Partlow is here...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![The Dragonback Series Books 4–6: Dragon and Herdsman, Dragon and Judge, Dragon and Liberator by Timothy Zahn]()
The Dragonback Series Books 4–6: Dragon and Herdsman, Dragon and Judge, Dragon and Liberator by Timothy Zahn
Rated: 4.50 of 5 stars · 6 ratingsThe final three novels in the Dragonback sci-fi saga from the #1 New York Times–bestselling and Hugo Award–winning author of Star Wars: Thrawn—“Enthralling” (Science Fiction Chronicle). Young fugitive Jack Morgan and alien K’da warrior Draycos are inseparable—quite literally. They’ve been together since a desperate Draycos was forced to bond with Jack as his host in order to survive... -
![Star Force: Maty by Aer-ki Jyr]()
Star Force: Maty by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsThe universe is not predictable, no matter how much experience you gain. You may delude yourself into thinking so...until the universe educates you otherwise in dramatic fashion... -
![Star Force: Phoenix by Aer-ki Jyr]()
Star Force: Phoenix by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsCal-com's journey is not at an end. In fact, it's just beginning..Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Acheron Redemption by Ken Lozito]()
Acheron Redemption by Ken Lozito
Rated: 4.50 of 5 stars · 6 ratingsSentinel warships were the answer to the Federation Wars. They brought peace and stability....or so they thought.The Sentinels are a menace, terrorizing spacers across the galaxy in their hunt. But change is coming, and spacers across the galaxy will have to choose whether to fight for their future or not...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Star Force: Dawn of the Apocalypse by Aer-ki Jyr]()
Star Force: Dawn of the Apocalypse by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsThe onslaught has begun and the galaxy must cope with a very slow moving certainty of its eventual destruction... -
![Star Force: Reclaimers by Aer-ki Jyr]()
Star Force: Reclaimers by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsDoes Star Force have enough races in it yet? No...not even close...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![Nexus of Chaos by J.N. Chaney, Jonathan P. Brazee]()
Nexus of Chaos by J.N. Chaney, Jonathan P. Brazee
Rated: 4.50 of 5 stars · 6 ratingsWhen humanity joins the cause, the war with the Naxli begins to tilt in the favor of the allied races.The Naxli have other ideas, though, and they launch a full-out blitz against the upstart humans. If they succeed, humanity’s very existence is at stake...Categorized as:
aliens colonization galactic-empire invasion military space-fleet action-adventure adult -
![Forge the Path by J.N. Chaney, Chris Kennedy]()
Forge the Path by J.N. Chaney, Chris Kennedy
Rated: 4.50 of 5 stars · 6 ratingsA major battle has been won. Now what?A joint task force of humans and synthetic intelligences (SIs) has defeated the Overlord’s Fleet Twenty-Seven and peace reigns throughout the region surrounding Earth… for now.But the Overlords are sure to return once they find out their fleet was destroyed, and they’ll be back with a strong enough force to ensure the Terrans don’t win a second time...Categorized as:
aliens colonization galactic-empire invasion military space-fleet action-adventure adult -
![Junkyard Raiders by Jamie McFarlane]()
Junkyard Raiders by Jamie McFarlane
Rated: 4.59 of 5 stars · 12 ratingsDumped on a backwater planet, heroic old vets will risk everything to take a stand against vicious alien invaders.On the pastoral, backwater planet of Fimil Alpha, something or someone is eradicating the tribespeople of the Gauder Plains. Back on Earth, Albert Jenkins and his crew are enjoying the short-lived fame that accompanied their last adventure...Categorized as:
aliens colonization galactic-empire invasion military space-opera action-adventure adult -
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![War Eternal, Books 1-3 by M.R. Forbes]()
War Eternal, Books 1-3 by M.R. Forbes
Rated: 4.38 of 5 stars · 8 ratings3 books. 1000+ pages. Over 100,000 unbundled copies sold. Book 1: Starship Eternal A lost starship... A dire warning from futures past... A desperate search for salvation… Captain Mitchell “Ares” Williams is a Space Marine and the hero of the Battle for Liberty, whose Shot Heard ‘Round the Universe saved the planet from a nearly unstoppable war machine...Categorized as:
aliens galactic-empire invasion military space-fleet space-opera time-travel action-adventure -
![What War Had Wrought by Ivan Kal]()
What War Had Wrought by Ivan Kal
Rated: 4.38 of 5 stars · 8 ratingsErasi and the Shara Daim are at war. The Shara Daim Legions stopped the Erasi fleets from pushing further into their territory, and with the invasion halted a lull in the war gives the Empire time to seek a diplomatic solution on behalf of their new ally... -
![Star Force: Origin Series by Aer-ki Jyr]()
Star Force: Origin Series by Aer-ki Jyr
Rated: 4.38 of 5 stars · 8 ratingsThe Origin Series is empire building at its finest, with 100 episodes and over 2.5 million words in the military science fiction serial detailing the rise of Star Force from corporate entity into an interstellar empire over the course of more than a millennium...Categorized as:
aliens colonization galactic-empire invasion military space-fleet space-opera action-adventure -
![...Till It's Over! by Robert M. Kerns]()
...Till It's Over! by Robert M. Kerns
Rated: 4.49 of 5 stars · 14 ratingsClaim an inheritance.It's a simple goal, right?Nothing is simple when Cole returns to Centauri, the seat of Coleson Interstellar Engineering. Challenges at every turn, with no idea who he can trust. And then...the Solar Republic gets involved...Categorized as:
ai aliens colonization galactic-empire military space-fleet space-opera action-adventure -
![Shadows of the Gods by Jay Allan]()
Shadows of the Gods by Jay Allan
Rated: 4.30 of 5 stars · 10 ratingsThe Fleet Fights On... Deeper. Farther into the black unknown of space. There is no other path, no way for the lost to go, save forward. Admiral Terrance Compton’s fleet is cut off from Earth, deep in the heart of the enemy First Imperium... -
![Revenge of the Ancients by Jay Allan]()
Revenge of the Ancients by Jay Allan
Rated: 4.30 of 5 stars · 10 ratingsThe Stunning Conclusion to Jay Allan's Crimson Worlds Refugees Trilogy! The Final Struggle… A battered group of human ships, fighting for survival, fleeing deeper into the far unknown, pursued by the deadly forces of the genocidal artificial intelligence known as the Regent...
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