Books like 'Triploidy (The Archon Sequence Book 3)'
Readers who enjoyed Triploidy (The Archon Sequence Book 3) by Bill DeSmedt also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
military, war & conflict aliens invasion space-travel exploration first-contact
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The Rings of Hesaurun by Peter Harrett
Rated: 4.88 of 5 stars · 8 ratingsFleeing an alien menace of galactic proportions, a starship named The Dreamer crash-lands on Earth in the year 2436 BCE. Responding to the crash, the primitive earthlings discover the ship's commander Valerie Dunne is a 5,000-year-old woman from the future, forced to escape her nemesis, the Boecki, by hiding in the past... -
![Elvians by S.H. Jucha]()
Elvians by S.H. Jucha
Rated: 4.50 of 5 stars · 10 ratingsTwo crises challenge the Omnians. Alex Racine’s fleet draws a first-contact conflict, which faces the Ollassa, a symbiotic flora race. The Omnian fleet sails from alliance space in an effort to interdict an alien ship that arrives at the Worlds of Lights, the Ollassa system. Soon after arriving, the alien ship deploys machines to scour asteroids for resources in the system’s far belt... -
![Jatouche by S.H. Jucha]()
Jatouche by S.H. Jucha
Rated: 4.50 of 5 stars · 10 ratingsPyre’s humans suffer multiple cultural shocks. They discovered the Messinants dome, an ancient construction that houses a quantum-coupled gate. More shocking, they find that sentient alien races utilize a network of these domes to journey between their far distant worlds in pursuit of alliance matters... -
![Veklocks by S.H. Jucha]()
Veklocks by S.H. Jucha
Rated: 4.50 of 5 stars · 10 ratingsA triumvirate of Veklocks, emissaries of the Tsargit, the alliance governing body, negotiates with Harbour, the Pyrean envoy, about critical projects the Pyreans need. But it’s possible that the Veklocks ask for too much in return. The Veklocks require the Pyreans to explore the extent of the Colony’s usurpation of domes. The Colony is composed of two insectoid species, the grays and the reds... -
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![Nua'll by S.H. Jucha]()
Nua'll by S.H. Jucha
Rated: 4.42 of 5 stars · 12 ratingsThe Omnian expeditionary fleet sails for the faraway place they call “the wall.” The worlds of humankind have consolidated their resources to create a powerful armada to confront the alien federation.During the Omnians’ previous encounter with an alien fleet at the wall, the Nua’ll comm sphere spoke to them in multiple languages...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure adult audiobook -
![Artifice by S.H. Jucha]()
Artifice by S.H. Jucha
Rated: 4.42 of 5 stars · 12 ratingsThe great spheres and probes of Artifice, humankind’s enemy, haunt every inhabited world near and far. The Omnians’ long and arduous search for Artifice has ended. They’ve located Artifice’s lair in the Talus system. The sentient digital entity rules a vast swath of worlds, known as the federacy, through ruthless intimidation... -
![Interstellar Justice by Jamie Davis, Michael Anderle]()
Interstellar Justice by Jamie Davis, Michael Anderle
Rated: 4.67 of 5 stars · 6 ratingsOld Villains, New Enemies, Same Squadron of Misfits.Beau and the pilots of Lone Wolf Squadron have settled into their Marshal duties on the Federation Frontier.Now colonies old and new call out for Lone Wolf Squadron to bring justice. On a wing and a prayer is the order of the day as they take on evil at the edges of civilization once again... -
![Obliteration by Sarah Noffke, Michael Anderle]()
Obliteration by Sarah Noffke, Michael Anderle
Rated: 4.67 of 5 stars · 6 ratingsA new evil lurks in the darkness. The crew is relieved by Dejoure’s perplexing ability to soothe the monster, but that won’t keep them safe for long.Precious Galaxy Coffee Company is under constant attack. Someone wants to take out the biggest giant in the galaxy. The team goes after the other databases only to learn something that changes everything. Vance is always one step ahead of them...Categorized as:
aliens invasion exploration first-contact space-travel sci-fi genetic-engineering young-adult -
![Determination by Sarah Noffke, Michael Anderle]()
Determination by Sarah Noffke, Michael Anderle
Rated: 4.67 of 5 stars · 6 ratingsA new evil lurks in the darkness Bailey and Lewis are more determined than ever to find Ricky Bobby’s missing crew.Monstre Corp knows they are on the hunt, and Solomon Vance isn’t letting them get close. The monster is still out there, a threat they can’t stop. Jack decides the only way to win is to fake their own deaths. If Vance believes they’re dead, he’ll let down his guard...Categorized as:
aliens invasion exploration first-contact space-travel sci-fi genetic-engineering young-adult -
![Junkyard Spaceship by Jamie McFarlane]()
Junkyard Spaceship by Jamie McFarlane
Rated: 4.46 of 5 stars · 21 ratingsWhen aliens threaten his country, one grumpy old vet will take the fight to the stars.Albert Jenkins would like nothing more than to putter around his junkyard, selling parts and working on old cars. When an alien spacecraft is shot down by US Air Defense and crash lands on his newly rebuilt home, he’s dragged back into the fight of his life...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure adult audiobook -
![Against All Odds: A Military Sci-Fi Series (Grimm's War Book 1) by Jeffery H. Haskell]()
Against All Odds: A Military Sci-Fi Series (Grimm's War Book 1) by Jeffery H. Haskell
Rated: 4.57 of 5 stars · 7 ratingsThe wrong crew. The wrong ship. The right Captain.Idealistic navy lieutenant Jacob Grimm just wanted to honor his mother’s sacrifice in the last great war. When he’s forced to return fire and destroy a squadron of ships to save his own, he thinks he’s the hero…Until they discover the ships are full of children.Disgraced and denied promotion, Jacob’s career is over... -
![Armageddon by Rick Partlow]()
Armageddon by Rick Partlow
Rated: 4.50 of 5 stars · 8 ratingsBook 4 in the next explosive series from the #1 Amazon Bestselling author of Contact Front, Rick Partlow... -
![The Fallen Ship 2 by Mark Wayne McGinnis, Kim McGinnis]()
The Fallen Ship 2 by Mark Wayne McGinnis, Kim McGinnis
Rated: 4.50 of 5 stars · 8 ratings"Stayed up all night reading - Love this series!" Carl Manding The epic battle for AI supremacy in the universe between the Geo-Mind and Gia continues. Beneath the isolation zone, 300 alien troops have been dispatched, and if that’s not discouraging enough, the 23rd Silarian Fleet has initiated terra displacement operations outside the energy dome... -
![Junkyard Veterans by Jamie McFarlane]()
Junkyard Veterans by Jamie McFarlane
Rated: 4.53 of 5 stars · 17 ratingsWith a price on their heads, grumpy old vets will risk everything to bring alien assassins to justice.Someone is killing off the old team of vets who repelled Earth’s first Korgul invasion. With the end of a war precious few even knew was happening, life’s been peaceful... -
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![Fractured Union by Craig A. Falconer, James Patrick Cronin]()
Fractured Union by Craig A. Falconer, James Patrick Cronin
Rated: 4.40 of 5 stars · 10 ratingsThe long-awaited fourth book in the globally acclaimed Not Alone series is finally here!New to the series? Catch up on the first three books today with the best-selling Contact Trilogy box set, containing these books for one incredible price.Some doors aren't meant to be opened...Categorized as:
aliens exploration first-contact invasion space-travel adult alternate-history audiobook -
![Refuge by Glynn Stewart]()
Refuge by Glynn Stewart
Rated: 4.36 of 5 stars · 11 ratingsA dying world, shattered by a broken machineA desperate flight, their only hope for refugeA robotic race, ally and destroyer alikeThe Republic of Exilium has grown in strength and confidence at the far end of the galaxy from the rest of mankind, sending out scout ships to survey the worlds around them as they try to learn more about the mysterious Construction Matrix AIs... -
![Omnia by S.H. Jucha]()
Omnia by S.H. Jucha
Rated: 4.33 of 5 stars · 12 ratingsAlex Racine, who led an elite group of humans and SADEs (self-ware digital entities), left the newly discovered planet of Celus-5 under difficult circumstances. Few of the Harakens with Alex thought there was little he could do to bring peace to the embroiled planet...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure adult audiobook -
![Vigilance by Ken Lozito]()
Vigilance by Ken Lozito
Rated: 4.33 of 5 stars · 12 ratingsThey’ve spent years exploring this world, but they were living on borrowed time. Only they didn’t know it. Six months ago, Connor learned what the alien race that populated New Earth feared—a mysterious enemy who nearly brought about the collapse of an entire civilization. To help the colony prepare for this new threat, Connor rejoins the Colonial Defense Force... -
![Celus-5 by S.H. Jucha]()
Celus-5 by S.H. Jucha
Rated: 4.33 of 5 stars · 12 ratingsFor the Sojourn’s initial mission, the Haraken explorer ship undertakes the investigation of Celus-5, a world identified by Willem, a SADE (self-aware digital entity), and his team of scientists, as the best prospect for a new colony.What should be a routine survey mission becomes a disaster. To the Harakens’ surprise, they discover, not one, but two alien species engaged in conflict...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure adult audiobook -
![USS Jefferson: Charge of the Symbios by Mark Wayne McGinnis]()
USS Jefferson: Charge of the Symbios by Mark Wayne McGinnis
Rated: 4.54 of 5 stars · 15 ratings"McGinnis has pulled another rip-roaring page-turner out of his hat," Ben StratAfter the recent near-destruction of the USS Hamilton, Captain Galvin Quintos has been lying low, getting the USS Jefferson ready for service. In the midst of refurbishing the vessel, he gets a call for help from his former XO, new starship captain Gail Pristy... -
![Crystals by Jonathan P. Brazee]()
Crystals by Jonathan P. Brazee
Rated: 4.50 of 5 stars · 6 ratingsWar with the aliens has broken out, and they seem to have all the advantages. Engineers and scientists are scrambling to develop weapons to stand up to the threat, but when all is said and done, it is the Navy fighter pilots who have to take the fight to the enemy... -
![The Line of Duty by Rick Partlow]()
The Line of Duty by Rick Partlow
Rated: 4.50 of 5 stars · 6 ratingsDanger stalks the Republic once again. Raiders hijack their starships, biological weapons slaughter their colonists, and terrorists kill thousands of innocents in their mega-cities…and as the head of Fleet Intelligence, it’s Jason McKay’s job to track down the enemy, whether they’re on a world at the edge of known space or in the midst of a corrupt government... -
![Clone Crisis by S.H. Jucha]()
Clone Crisis by S.H. Jucha
Rated: 4.50 of 5 stars · 6 ratingsThe Sisterhood’s dangerous militarist sect finds a foothold in a broad swath of space inhabited by the descendants of Earth’s fourth colony ship, Destiny. They’re welcomed by the mining corporations, whose leaders see unbridled opportunity in the sisters’ advanced tech.Five powerful corporations own six mining planets... -
![Ace by Jonathan Brazee]()
Ace by Jonathan Brazee
Rated: 4.50 of 5 stars · 6 ratingsAlien Crystals don't recognize human boundaries. The Navy of Humankind has to hold them back. Small fighters in the vastness of space. Joint Task Force Iron Shield stands ready. Too small to defend everywhere, they need intel so they can go on the attack. Maximize their firepower. Maximize their impact. The Crystals do not know fear. They are coming for what they want... -
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![The Pike Chronicles Books 1-8 - A Space Opera Adventure by G.P. Hudson]()
The Pike Chronicles Books 1-8 - A Space Opera Adventure by G.P. Hudson
Rated: 4.50 of 5 stars · 6 ratingsOver 3,000 pages of military science fiction action adventure. "An epic space opera adventure" The 1st 8 hit space operas from The Pike Chronicles. Book 1: Sol Shall Rise The Sol System was conquered and humans lived as slaves for 500 long years. Now, after years of brutal warfare, humanity has been liberated...Categorized as:
aliens exploration first-contact invasion space-travel adult anthologies colonization -
![Stardust by Edward W. Robertson]()
Stardust by Edward W. Robertson
Rated: 4.50 of 5 stars · 6 ratingsThe invaders have arrived. The last battle for humanity is about to begin. STARDUST is the final book in the Rebel Stars series... -
![Flat Out: A Post-Apocalyptic LitRPG (The System Apocalypse: Australia Book 2) by K.T. Hanna, Tao Wong]()
Flat Out: A Post-Apocalyptic LitRPG (The System Apocalypse: Australia Book 2) by K.T. Hanna, Tao Wong
Rated: 4.50 of 5 stars · 6 ratingsParenting in the apocalypse is the worstTwo weeks into the System Apocalypse and the transformations are just beginning. Mutated insects, carnivorous toads and angry drop bears were not on the school curriculum; but when the apocalypse hits, you roll with it. Parenting a teenager has prepared Kira for the worst, she just didn’t expect that to include the end of the world... -
![Delphi Castaways by Bob Blanton]()
Delphi Castaways by Bob Blanton
Rated: 4.50 of 5 stars · 6 ratingsBook 16 in the popular Delphi in Space series. During the war with Thorea, Jason and Miranda are jumping through a wormhole when a power surge causes the wormhole to jump. The wake up to find themselves in another star system. With no contact with the Delphi League, they decide to land on a planet in the system. There they discover humans living in the stone age...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure audiobook book -
![Jungle World by B. V. Larson]()
Jungle World by B. V. Larson
Rated: 4.50 of 5 stars · 6 ratingsA new threat arrives from the rim of the galaxy. From the colorless depths of space, unknown invaders strike worlds across the Frontier Zone. Rigel is a thousand lightyears farther from the Core Worlds than Earth, so they suffer the first attacks.The mood at Central is jubilant... -
![The Last Revocater by G.J. Ogden]()
The Last Revocater by G.J. Ogden
Rated: 4.50 of 5 stars · 6 ratingsThe Last Revocater is book five of the Star Scavenger Series. A thrilling space opera adventure with the mystery and adventure of Indiana Jones. With Goliath continuing its rampage through the network of portal worlds, Hudson Powell and Tory Bellona go on with their search for Logan Griff and the crystal. But first they must embark on a final, dangerous relic hunt inside a crashed alien wreck... -
![Queen For An Alien Bodyguard: A SciFi Alien Romance by Roxie Ray]()
Queen For An Alien Bodyguard: A SciFi Alien Romance by Roxie Ray
Rated: 4.50 of 5 stars · 6 ratingsA SciFi Alien Romance. Can my fated mate save me from an malevolent sorcerer? King Varoz is evil. I'm his victim and his queen. I'd do anything to see him fall. When Zandro appears, I have hope for the first time in years. He's nothing like the cruel king, and my body reacts with a desire I barely understand. We're trapped together, pawns in the king's vicious game...Categorized as:
aliens first-contact invasion paranormal action-adventure fiction female-mc violent-conflict -
![Judgment Day by Rick Partlow]()
Judgment Day by Rick Partlow
Rated: 4.54 of 5 stars · 13 ratingsWe’ve won a battle…but we’re losing the war.Travis Miller, his image reformed from the moron who screwed up our first contact with aliens to one of the heroes of the Battle for Eden, is given a new assignment: retake the occupied colony of Brigantia. Losing it would be a glancing blow to the Tahni Imperium, but it would Earth’s first solid strike against them, a chance to go on the offensive... -
![Alien in Charge by Lili Zander]()
Alien in Charge by Lili Zander
Rated: 4.38 of 5 stars · 8 ratingsI have better things to do than babysit a human. And her cat.Someone has attacked the Human Federation Ambassador in Gehar territory, and out of an abundance of caution, the Empress has assigned me to protect the human until the culprit has been caught.The new Ambassador, and her kitten, Luna. (Short for Lunatic.)Yes, seriously... -
![Ashes of War by Kevin O. McLaughlin]()
Ashes of War by Kevin O. McLaughlin
Rated: 4.38 of 5 stars · 8 ratingsThe alien Naga tried to destroy all life on Earth, but what doesn't kill us makes us stronger. Six months ago we fought a short but devastating war against the invaders. Our ships burned, and whole cities were annihilated, but we defeated them. Now out of the ashes rises a new Space Force, led by the heroes from that final terrible battle... -
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![Delphi Envoy by Bob Blanton]()
Delphi Envoy by Bob Blanton
Rated: 4.38 of 5 stars · 8 ratingsCatie finally gets to go visit all the other civilizations known to the Paraxians. She is supposed to get them to join the Delphi League. But things don't go as smoothly as she expects. For some reason, there's resistance to anything she does. Come along and help Catie uncover the secrets on Aperanje...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure audiobook book -
![The Alien's Blade by Ella Blake]()
The Alien's Blade by Ella Blake
Rated: 4.38 of 5 stars · 8 ratingsWhat’s worse than waking up from a hibernation cell fifty-two years after being abducted?Nothing. No, wait—a wise-cracking alien hunk with a killer smile who doesn’t let me out of his sight, that’s what.Wulfrex knows every inch of his massive space cruiser and makes it impossible for me to steal it... -
![Destruction by M.R. Forbes]()
Destruction by M.R. Forbes
Rated: 4.30 of 5 stars · 10 ratingsThe Deliverance isn’t alone.That’s not a surprise. The planet was chosen for a reason.But the situation is more dire than Caleb ever imagined. The enemy he’s encountered isn’t the enemy he was seeking, and the conflict is expanding in ways he can barely conceive... -
![The Final Call by Craig A. Falconer]()
The Final Call by Craig A. Falconer
Rated: 4.30 of 5 stars · 10 ratingsThey came in peace. But that was last time… As the world gears up for the first anniversary of Contact Day, Dan McCarthy’s year-long effort to stay out of the limelight collapses in an instant...Categorized as:
aliens exploration first-contact invasion space-travel adult alternate-history audiobook -
![Jury Duty by Peter Cawdron]()
Jury Duty by Peter Cawdron
Rated: 4.30 of 5 stars · 10 ratingsThe United Nations is thrown into chaos when an alien spacecraft is discovered buried beneath the ice in Antarctica. With no one nation able to lay claim to the craft, a multinational effort is undertaken to salvage the vessel, which is estimated to have crashed several million years ago... -
![Prelude to Extinction by Andreas Karpf]()
Prelude to Extinction by Andreas Karpf
Rated: 4.21 of 5 stars · 14 ratingsEarth's first interstellar mission -- An alien colony in ruins -- Their fight for survival has only just begun.When Jack Harrison climbed down the short ladder from the airlock and stepped onto the debris covered soil, the ground crackled with the sound of dried leaves and twigs... -
![Gravity Flux by Toby Neighbors]()
Gravity Flux by Toby Neighbors
Rated: 4.48 of 5 stars · 13 ratingsThe Modulus Echo is the most wanted ship in the galaxy. When Ben rebuilt the Echo from salvaged parts on the junk world of Torrent Four, he never imagined that he would become a wanted man, or that he would ever return to his home planet. Yet somehow, that is exactly what happened... -
![Delphi Embassy by Bob Blanton]()
Delphi Embassy by Bob Blanton
Rated: 4.37 of 5 stars · 17 ratingsAfter the Delphi League defeats the Fazullan invasion of Onisiwo, Catie is tasked with managing the Onisiwoen transition to the Delphi League as well as the repatriation of all the slaves from the Fazullan fleet. She has to navigate the complex diplomatic circles as different interests complete for advantage in the new age of interstellar trade...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure book colonization -
![The Forgotten Empire: The Confederation and The Empire at War by Raymond L. Weil, Julie Weil Thomas]()
The Forgotten Empire: The Confederation and The Empire at War by Raymond L. Weil, Julie Weil Thomas
Rated: 4.43 of 5 stars · 13 ratingsFrom USA Today best-selling author Raymond L. Weil, and his daughter Julie, comes the fifth book in his newest military science fiction series.The war between the Human Empire and the Confederation has reached a turning point as the Humans are now poised to attack the Confederation in their own area of space. Few Humans have ever entered the Confederation and returned alive... -
![Declaration by M.R. Forbes]()
Declaration by M.R. Forbes
Rated: 4.50 of 5 stars · 11 ratingsSERIES FINALE! The Deliverance is on the brink of destruction. The planet is more dangerous than anyone realized - the crossroads of a war millennia in the making - and the colony is Ground Zero. But the courage of a few can move mountains, and the fight isn’t lost yet. The enemy thinks they have Caleb right where they want him. They ought to think again... -
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![Forgotten Colony: The Complete Series by M.R. Forbes]()
Forgotten Colony: The Complete Series by M.R. Forbes
Rated: 4.46 of 5 stars · 12 ratingsGET ALL FIVE BOOKS IN THIS EPIC MILITARY SCI-FI ADVENTURE BY MILLION-COPY+ BESTSELLER M.R. FORBES!The war is over. Earth is lost. Running is the only option.It may already be too late.Caleb is a former Marine Raider and commander of the Vultures, a search and rescue team that's spent the last two years pulling high-value targets out of alien-ravaged cities and shipping them off-world... -
![Entropy by M.R. Forbes]()
Entropy by M.R. Forbes
Rated: 4.33 of 5 stars · 6 ratingsThe generation starship Pioneer continues her centuries-long journey across the vastness of space. Joseph has returned to hibernation. The passengers are safe.For now.When the ship suffers an unexpected malfunction, Preslan is brought in to help identify the source. Joining Tyson on the bridge, it isn’t long before they determine there’s more to the anomaly than meets the eye.Much, much more... -
![Modulus Echo by Toby Neighbors]()
Modulus Echo by Toby Neighbors
Rated: 4.33 of 5 stars · 6 ratingsYou don’t know what’s coming… Humanity is in danger… The Krah have found our weaknesses, and nothing will ever be the same. An experimental device was used in a last ditch effort to save the crew of the Modulus Echo. The result was more deadly than anyone anticipated. A portal has opened to a new galaxy, a tunnel connecting two distant points of space... -
![The Acheron: A Military Sci-Fi Series by Rick Partlow]()
The Acheron: A Military Sci-Fi Series by Rick Partlow
Rated: 4.33 of 5 stars · 6 ratingsSandi and Ash never set out to be heroes.She joined the Fleet to please her mother, the Admiral. He signed up to escape the grinding poverty of the Housing Blocks. And the unlikely friends envisioned boring, peacetime careers as shuttle pilots. The Tahni Imperium had other ideas.. -
![Zane by Tasha Black]()
Zane by Tasha Black
Rated: 4.33 of 5 stars · 6 ratingsShe’s about to discover a whole new world...Sarah Flynn longs for a child of her own, and the excitement of settling a frontier moon.But she isn’t ready for the baby to come with an Invicta dragon warrior, who has sworn to protect the child with his life.And she certainly doesn’t expect the burly warrior to awaken feelings in her that she thought she left behind forever... -
![Any Port in a War by Tim Marquitz, Michael Anderle]()
Any Port in a War by Tim Marquitz, Michael Anderle
Rated: 4.33 of 5 stars · 6 ratingsA battle. A spaceship crashes on an alien planet. Its combat troops deploy. The aliens run for their lives. Until they can run no more. Then they fight back. Against a superior enemy, technology is key. But the aliens don’t have better tech. They have grit and catlike reflexes. And tails. Taj fights to unite a determined populace against a professional military vying for the planet’s future...
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