Books like 'Battlelines'
Readers who enjoyed Battlelines by T.R. Harris also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
sc-fi space military, war & conflict space-opera military super-powered first-contact space-fleet aliens invasion
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Omega Force: Unleashed by Joshua Dalzelle
Rated: 4.60 of 5 stars · 10 ratingsThe ConFed has ruled the galactic quadrant for nearly two thousand years. During that time a relative peace has been kept by threat of force from their mighty fleet. But as with all things, their dominance must come to an end.Now that the ConFed is crumbling and their fleet is withdrawing back to the Core Worlds, the strong are once again preying on the weak... -
![Remnant Faction by Glynn Stewart]()
Remnant Faction by Glynn Stewart
Rated: 4.55 of 5 stars · 11 ratingsIt is the first and final duty of any warship to put herself between the innocent... and the enemy.Henry Wong and Sylvia Todorovich have gathered the interstellar powers of the Ra Sector into a tentative alliance—an alliance that is tested by the return of the Sector’s former rulers: the Kenmiri Remnant...Categorized as:
space-opera military aliens galactic-empire first-contact space-fleet sci-fi suspense -
![Under Siege by J.N. Chaney, Terry Mixon]()
Under Siege by J.N. Chaney, Terry Mixon
Rated: 4.50 of 5 stars · 12 ratingsOnly one world in the cluster remains in enemy hands.Admiral Jack Romanoff and his crew have one remaining nut to crack before they can turn their attention to the people that overthrew the Confederation. The Vesuvius system has become a fortress, so it won’t be an easy fight, but it is one they cannot lose and survive.When force alone won’t do the trick, add guile...Categorized as:
military space-opera first-contact aliens invasion space-fleet galactic-empire sci-fi -
![Paladin: Age of Expansion by Natalie Grey, Michael Anderle]()
Paladin: Age of Expansion by Natalie Grey, Michael Anderle
Rated: 4.63 of 5 stars · 8 ratingsBarnabas has traced the influence of the Yennai Corporation from High Tortuga to their secret base, which he has destroyed, killing both heirs to the company. Who hasn’t he killed? Koel Yennai, the patriarch and founder…who has sworn vengeance on Barnabas for killing his children and destroying his legacy... -
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![To Hell and Back by Joshua Dalzelle]()
To Hell and Back by Joshua Dalzelle
Rated: 4.65 of 5 stars · 16 ratingsA new killer is cutting a bloody swath through the frontier worlds.Rumors of its exploits are spreading and, like a ghost, nobody even knows what it looks like.Captain Jason Burke and his crew watch this growing menace with a mix of unease… and guilt. They know who this killer is. He used to be one of them.Seven, as he now called himself, is their former crewmate... -
![Checkmate by Michael Anderle]()
Checkmate by Michael Anderle
Rated: 4.79 of 5 stars · 12 ratingsThe end is nigh for either humanity or the ascensionists. Who will be left to pick up the pieces?Gödel has made her final move and the future of Irth hangs in the balance... -
![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... -
![Race Rivalry by S.H. Jucha]()
Race Rivalry by S.H. Jucha
Rated: 4.67 of 5 stars · 6 ratingsThe sisters’ leader, Miriamal, and three mining chairpersons investigate an unexplored wormhole for possible economic expansion. Aboard the Dominance, they exit the wormhole and are stunned to find the nearby system inhabited. More troubling, technologically advanced warships hold station above the system’s exoplanet... -
![Indomitable by Jonathan Brazee]()
Indomitable by Jonathan Brazee
Rated: 4.67 of 5 stars · 6 ratingsBeth “Fire Ant” Dalisay is the Navy’s top ace. But the alien Crystals really don’t care. They intend on wiping out humanity no matter who stands in their way. Pulled from her Wasp fighter, the Navy assigns Beth as a scout pilot with a mission to find the Crystal’s home world... -
![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 first-contact space-fleet space-opera galactic-empire military sci-fi -
![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 first-contact space-fleet space-opera galactic-empire military sci-fi -
![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 galactic-empire invasion military space-fleet space-opera action-adventure adult -
![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... -
![Mistress Of The Ages by Michael R. Hicks]()
Mistress Of The Ages by Michael R. Hicks
Rated: 4.50 of 5 stars · 8 ratingsIn the final volume of THE FIRST EMPRESS Trilogy, the Kreelan warrior priesthoods, once charged with teaching and preserving the tenets of the Way, have sown the seeds of their own destruction by allying themselves with the Dark Queen and letting loose the ancient evil of Ka’i-Nur... -
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![Federation Marine: Recruit by Jonathan P. Brazee, Jonathan P. Brazee]()
Federation Marine: Recruit by Jonathan P. Brazee, Jonathan P. Brazee
Rated: 4.50 of 5 stars · 8 ratingsPreviously published as “United Federation Marine Corps”, now updated and re-edited. What would you do to change your life? How far would you go? How hard would you fight?Rather than work his bones into dust toiling away on a barren world, Ryck Lysander chooses to enlist in the Federation Marine Corps.But as he quickly finds out, this path isn't just a job. . . it's a calling. . -
![Excalibur Lost: a Space Opera Novella by Glynn Stewart]()
Excalibur Lost: a Space Opera Novella by Glynn Stewart
Rated: 4.40 of 5 stars · 10 ratingsA broken speciesA broken manA lost legend…Only dreams and stories remain of the worlds humanity once called home, but scattered refugees live in the corners of the empire of their conquerors, the Sacred Council of Races...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera action-adventure -
![Family Law by Mackey Chandler]()
Family Law by Mackey Chandler
Rated: 4.40 of 5 stars · 10 ratingsPeople love easily. Look at most of your relatives or coworkers. How lovable are they? Really? Yet most have mates and children. The vast majority are still invited to family gatherings and their relatives will speak to them. Many have pets to which they are devoted. Some even call them their fur-babies...Categorized as:
aliens first-contact invasion military space-fleet space-opera action-adventure adult -
![Into the War by James Rosone]()
Into the War by James Rosone
Rated: 4.44 of 5 stars · 20 ratingsHumanity stumbles into a galactic war……a war of survival, a conflict with no endEarth has united under the banner of the Republic. Humanities brightest minds have deciphered the secrets to the alien technology and begin to reverse engineer it. An elder race takes notice of humanities strides and intervenes...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
![Into the Battle by James Rosone]()
Into the Battle by James Rosone
Rated: 4.35 of 5 stars · 24 ratingsMankind has awakened a monster……Humanity must put aside its own animosities……or face extinctionThe origins of human history begin to unravel as Earth learns they are not the only humans in the galaxy. The sudden discovery of humans living on multiple planets beyond Earth has created more questions than it’s answered... -
![Conquest by Ivan Kal]()
Conquest by Ivan Kal
Rated: 4.50 of 5 stars · 6 ratingsThe conquest of the Erasi has begun and fleets clash over Erasi worlds. But while the alliance of the Shara Daim, Empire, and Krashinar has an advantage, the war is far from won. The Erasi industrial capacity as well as their population and size make it hard to conquer and harder to hold...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera super-powered -
![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... -
![Drake's Drum by Christopher G. Nuttall]()
Drake's Drum by Christopher G. Nuttall
Rated: 4.50 of 5 stars · 6 ratingsHumanity is on the ropes. Despite military victories, the sheer grinding power of the alien virus is taking its toll. The space navies are pushed to the limit, the colony worlds are fighting a desperate war against the infected, the economy is on the brink of utter collapse and Earth herself has come under attack. But there is one ray of hope... -
![Shout of Honor by Sharon Lee, Steve Miller]()
Shout of Honor by Sharon Lee, Steve Miller
Rated: 4.50 of 5 stars · 6 ratingsCommander Vepal is a Hero. He is also the Yxtrang ambassador to the greater universe. These two facts do not make Vepal's life easy. But they do make it interesting... -
![Planet Fall by Toby Neighbors]()
Planet Fall by Toby Neighbors
Rated: 4.50 of 5 stars · 6 ratingsThe highly anticipated conclusion to the Kestrel Class Saga is here.The crew of the Modulus Echo are trapped on the planet Gershwin. The Krah Empire has returned with overwhelming force, and the Royal Imperium fleet is divided by petty rivalries and opposing political views. The path to victory is clear - close the worm hole, defeat the aliens, and retake what has been lost...Categorized as:
aliens first-contact galactic-empire invasion military space-opera book colonization -
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![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... -
![Sector Seventeen by S.J. MacDonald]()
Sector Seventeen by S.J. MacDonald
Rated: 4.50 of 5 stars · 6 ratingsFor centuries, there have been glimpses of something very strange and very fast in the turbulent space beyond Telathor, known to spacers as the Space Monster of Sector Seventeen. Now the Fourth is sent to investigate the Phenomenon under orders never to use the M word – nobody, after all, wants to be on record as the person who sent warships to hunt for a space monster... -
![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... -
![Twilight of the Gods by Christian Kallias]()
Twilight of the Gods by Christian Kallias
Rated: 4.50 of 5 stars · 6 ratingsChase tries to convince Thor and the Asgardians to reconsider Kvasir's fate as well as membership in the Earth Alliance. Oryn believes she knows a way to convince the Asgardians to join them in their fight against the Furies, but Thor is not easily manipulated. The Furies move en masse to Droxia to finish what they started earlier as Sarah is tested in unexpected ways...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
![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 first-contact 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 galactic-empire invasion military space-fleet space-opera action-adventure adult -
![Invasion Force by T.R. Harris]()
Invasion Force by T.R. Harris
Rated: 4.50 of 5 stars · 6 ratingsNo planet is safe from the invading horde.From international bestselling science fiction author T.R. Harris, here is the 21st volume in his Epic 29-book-long saga of Human Superiority throughout the galaxy, and the foolish aliens who get in our way: The Human Chronicles Saga - Invasion ForceAdam Cain is an Alien with an Attitude...This time it's serious ....The Klin... -
![Scorched Earth by T.R. Harris]()
Scorched Earth by T.R. Harris
Rated: 4.50 of 5 stars · 6 ratingsWhat happens when the Adam Cain—the Alien with an Attitude—gets really pissed off?Hint: It ain’t pretty.The scorched earth in the title doesn’t refer to the Human’s homeworld... -
![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 first-contact 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 first-contact galactic-empire invasion military space-fleet space-opera action-adventure -
![Colonel by Jonathan P. Brazee]()
Colonel by Jonathan P. Brazee
Rated: 4.38 of 5 stars · 8 ratingsRyck has proven himself as a warrior, a fighter, and sometimes, in a peacetime Corps, that can get a Marine into trouble. Ryck’s temper gets the best of him, and because of that and with a heavy heart, he resigns his commission. As an old enemy comes a-calling, a new threat surfaces, and Ryck’s services are once again needed. Given a second chance, Ryck answers the call, determined to make good... -
![The Contingency Four Book Boxed Set by G.J. Ogden]()
The Contingency Four Book Boxed Set by G.J. Ogden
Rated: 4.38 of 5 stars · 8 ratingsGet all four books in The Contingency War Series for one low price. More than 1,100 pages of epic space opera action and adventure with unique heroes and twists that you won’t see coming. Over 1.5 Million Page Reads and counting! From book one: No-one comes in peace. Every being in the galaxy wants something, and is willing to take it by force. The Hedalt were no different...Categorized as:
aliens first-contact invasion military space-fleet space-opera anthologies audiobook -
![Heretic by Philip C. Quaintrell]()
Heretic by Philip C. Quaintrell
Rated: 4.38 of 5 stars · 8 ratingsThe third volume in Philip C. Quaintrell's Terran Cycle continues to span the galaxy, exploring the origins of mankind. Now a man with nothing to lose, Kalian Gaines has chosen to travel through the Conclave’s new Starforge and explore what remains of the Terran Empire... -
![Return Fire by Rick Partlow]()
Return Fire by Rick Partlow
Rated: 4.52 of 5 stars · 13 ratingsEarth is in turmoil.The enemy is bearing down on us with every warship they have, and our only allies are in chaos.Our one hope for survival is Andy Clanton - a hack science fiction writer trying to convince some aliens that humans are worth saving.It’s an uphill battle, because to the aliens, we are the monsters...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
![Formation (Forgotten Space Book 2) by M.R. Forbes]()
Formation (Forgotten Space Book 2) by M.R. Forbes
Rated: 4.30 of 5 stars · 10 ratingsAfter narrowly escaping destruction, Nicholas and his crew find themselves flung far across the universe with no way home. When a distress call from a nearby planet catches their attention, they decide to investigate with the hope the signal is somehow connected to their arrival.It isn’t long before the truth of Foresight’s mission comes into clearer focus, and Nicholas doesn’t like what he sees...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera action-adventure -
![Adventures of the Starship Satori: Book 1-6 Complete Library by Kevin McLaughlin]()
Adventures of the Starship Satori: Book 1-6 Complete Library by Kevin McLaughlin
Rated: 4.30 of 5 stars · 10 ratingsCollected together for the first time, read the opening six-book arc of USA Today Bestseller Kevin McLaughlin's epic starship Satori series! Dan Wynn thought he was grounded forever, but was given one last shot at the stars. Beth Wynn figured she'd never see her ex-husband again, until the adventure of a lifetime brought them back together... -
![From Chaos Born by Michael R. Hicks]()
From Chaos Born by Michael R. Hicks
Rated: 4.25 of 5 stars · 12 ratingsFor long ages, the Kreelan race has been ruled by war. Only the priests and priestesses of the ancient martial orders have prevented the utter destruction of their kind. But a newly arisen ruler, the Dark Queen, seeks to destroy the ages-old equilibrium. All that stands before her is a child of prophecy, a child destined to unite their race. A child the Dark Queen must kill at any cost.. -
![First Strike by Raymond L. Weil]()
First Strike by Raymond L. Weil
Rated: 4.25 of 5 stars · 12 ratingsThe cryosleep chambers are beginning to fail. Surveillance of Hocklyn space has revealed that the Hocklyns are thirty years ahead of their projected schedule and will soon reach human occupied space. War could break out any day if something isn't done...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
![Into the Chaos by James Rosone, T.C. Manning]()
Into the Chaos by James Rosone, T.C. Manning
Rated: 4.44 of 5 stars · 15 ratingsA terrible massacre was discovered……Did the same fate befall Sumer?Captain Brian Royce brings Hadad to his home planet, which shows obvious signs of battle. Did any of his family survive?Where are all the children…did the Zodarks take them?Admiral Miles Hunt finds himself appointed to a new position beyond his current skillset...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
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![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... -
![Into the Chaos by James Rosone, T.C. Manning]()
Into the Chaos by James Rosone, T.C. Manning
Rated: 4.44 of 5 stars · 14 ratingsA terrible massacre was discovered……Did the same fate befall Sumer?Captain Brian Royce brings Hadad to his home planet, which shows obvious signs of battle. Did any of his family survive?Where are all the children…did the Zodarks take them?Admiral Miles Hunt finds himself appointed to a new position beyond his current skillset...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
![Star Fall by M.R. Forbes]()
Star Fall by M.R. Forbes
Rated: 4.52 of 5 stars · 11 ratingsSERIES FINALE!!!The enemy marches on.While hope is fading, all is not lost. Grayson has information that could change the outcome of the war. He's beaten but not broken and ready to rejoin the fight.Except his failing starship is weeks away from the nearest port.Except slowing the aliens means convincing sworn enemies to join forces in a fight they cannot win...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
![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...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult -
![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...Categorized as:
aliens first-contact galactic-empire invasion military space-fleet space-opera adult
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