Books like 'Too Old To Die'

Readers who enjoyed Too Old To Die by John Walker also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.

action / adventure military, war & conflict space aliens invasion space-fleet military space-travel exploration galactic-empire

The Colossus by Jay Allan
Rated: 4.50 of 5 stars
· 10 ratings
The Hegemony strikes again… The Confederation and its allies have won their first victory, retaken their capital from he forces of the Hegemony. But the enemy is not beaten, far from it, and they are back, with an unstoppable weapon, a vast superbattleship, a deadly hybrid of imperial and Hegemony technology, called the Colossus...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Nua'll by S.H. Jucha
Rated: 4.42 of 5 stars
· 12 ratings
The 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 military space-fleet space-travel action-adventure
The Lost Supernova by Vaughn Heppner
Rated: 4.42 of 5 stars
· 12 ratings
Androids used to mingle among us, pretending to be human. Then an alien puppet-master altered their programming. Unknown to us, androids began leaving human society, burning their clothes and peeling off their skin to reveal the chrome-colored bodies underneath. They gathered in a system were a star had exploded, blowing away the atmosphere of a Jupiter-like planet...

Categorized as:
aliens colonization exploration galactic-empire invasion military space-fleet space-travel
The Grand Alliance by Jay Allan
Rated: 4.42 of 5 stars
· 12 ratings
Hell is Unleashed The Hegemony controls Megara, the Confederation’s capital. War has raged for five years. Millions are dead, vast fleets of ships have been destroyed. But in the stronghold where Tyler Barron and his comrades have gathered their allies and the last of their strength, a plan is being devised...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
The Lost Swarm by Vaughn Heppner
Rated: 4.42 of 5 stars
· 12 ratings
Star Watch stands guard over the Commonwealth, having defeated New Men, massed Swarm fleets and android attackers. The victories have cost lost ships, slain crews and smashed star systems. The accumulated damage means that Star Watch now strains to keep order as political instability, increased space piracy and rebellions stretch the stellar organization to the limit...

Categorized as:
aliens colonization exploration galactic-empire invasion military space-fleet space-travel
Liberty by Nick Webb
Rated: 4.36 of 5 stars
· 14 ratings
War. It rages across United Earth space, claiming millions of lives. The Swarm have returned, larger, more fierce, and more technologically advanced than ever before. The voice from Saturn's moon Titan claiming to be Tim Granger is warning humanity that this time, the Swarm may be unstoppable...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Kinetic Strike by Rick Partlow
Rated: 4.41 of 5 stars
· 25 ratings
The war made him a hero. Now the Marines need him to be a leader.Cam Alvarez is a Drop-Trooper. A warrior-knight wrapped in the futuristic armor of a high-tech battlesuit, and he’s one of the best. When he’s promoted to sergeant and asked to become a leader, he faces a whole new challenge. The Marines are striking deep into enemy territory and the casualties are mounting...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Leviathan's Fear: A Military Sci-Fi Series by Craig Martelle
Rated: 4.67 of 5 stars
· 6 ratings
Trapped in Ga’ee space, Leviathan runs for its life.And the lives of its crew.Declan Payne and Harry Wesson decide to go on the offensive. They have no choice.They can’t go home. It only delays the inevitable.The Ga’ee march relentlessly into the space of the seven races while turning an inward eye toward the interloper, the ship they call God1...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Prince Peacemaker by Fred Huges
Rated: 4.50 of 5 stars
· 8 ratings
Hazard survived the war… but can he survive the peace?The empire defeated the Swarm at the Battle of Iris, but it came at a great cost. To win, Hazard King needed to reveal he was Crown Prince Henry and take command of the Imperial Fleet as War Leader. Now their enemy is suing for peace, something many in the empire don’t want to give...

Categorized as:
military aliens invasion colonization space-travel galactic-empire first-contact space-fleet
Prince Commander by Fred Hughes
Rated: 4.50 of 5 stars
· 8 ratings
Hazard King was ready to get back to a normal life…Well, as normal a life as the next emperor of the Brittania Empire could expect, anyway. Hazard wanted to continue his naval career—to grow and take on positions of higher responsibility—because he knew the Swarm would be back, and he intended to be there to fight them when they returned...

Categorized as:
aliens invasion colonization military space-travel galactic-empire first-contact space-fleet
Danger Close by Rick Partlow
Rated: 4.39 of 5 stars
· 24 ratings
All Cam Alvarez has known is war.For three years, he’s fought the marauding alien Tahni on one God-forsaken planet after another, leading a squad of armored Drop Troopers.But the war is about to change.Cam is an officer now, fresh out of OCS and taking charge of his old platoon, and things have reached a tipping point...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Survivors by Toby Neighbors
Rated: 4.40 of 5 stars
· 10 ratings
Nothing in the Corps is guaranteed!Staff Sergeant Eli Vanhorn isn’t the man he used to be. Once a proud member of the Fleet Marine Corps’ elite Terrestrial Advance Combat teams, the battle on colony planet Luyten C left him broken and scarred. But after a year of surgeries and physical therapy, he’s ready to complete his enlistment as Master of Arms on the exploration vessel Rihla...

Categorized as:
aliens colonization exploration galactic-empire military space-fleet space-travel action-adventure
Crusade by Glynn Stewart
Rated: 4.40 of 5 stars
· 10 ratings
A 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...

Categorized as:
aliens exploration first-contact galactic-empire invasion military space-fleet space-travel
Galactar by Anthony James
Rated: 4.40 of 5 stars
· 10 ratings
Following decades of war and the recent catastrophic loss of an entire planet, the Human Planetary Alliance is riven by internal disputes and rivalries. The military’s old guard fights for power against those who see a chance to turn things around.After a series of hard-fought victories, Captain Carl Recker is becoming recognized as a man who gets results - a man who knows how to beat the Daklan...

Categorized as:
aliens exploration galactic-empire invasion military space-fleet space-travel action-adventure
Fulcrum Gun by Anthony James
Rated: 4.40 of 5 stars
· 10 ratings
Lost in hostile space and pursued by the most powerful warship in the known universe, Captain Carl Recker is losing hope and running out of options. His battleship Fulcrum is no match for this enemy and the Meklon aliens who might have helped him are dead, killed by the Galactar’s murderous weaponry.Somehow, Recker must find a way to succeed where the might of an alien empire already failed...

Categorized as:
aliens exploration galactic-empire invasion military space-fleet space-travel action-adventure
Winds of Vengeance by Jay Allan
Rated: 4.40 of 5 stars
· 10 ratings
Earth 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...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Laws of Ancidium by Anthony James
Rated: 4.40 of 5 stars
· 10 ratings
Having fought his hardest battle, Captain Carl Recker returns to planet Lustre, bringing the alien battleship Fulcrum with him.Recker is under no illusions that he’ll be offered backdated shore leave, but his feet don’t even touch the ground before trouble shows up. A heavily armed fifty-thousand-metre Meklon interstellar drops out of lightspeed near the planet...

Categorized as:
aliens exploration galactic-empire invasion military space-fleet space-travel action-adventure
The Dark Invaders by Raymond L. Weil
Rated: 4.40 of 5 stars
· 10 ratings
From 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...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
The Prince Awakens by Fred Hughes
Rated: 4.33 of 5 stars
· 12 ratings
Hazard King had always wanted to be an Imperial Fleet officer, just like his father.But he’s a Prince of the Realm, which make things a bit more… complicated. And when Hazard’s parents tell him that they don’t trust his older brother and want Hazard to be the Crown Prince—the heir to the throne—things go from bad to worse.And just when they can’t get any worse, the Empress is attacked...

Categorized as:
military aliens invasion colonization space-travel galactic-empire first-contact space-fleet
Direct Fire by Rick Partlow
Rated: 4.41 of 5 stars
· 21 ratings
From 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...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Blood World by B.V. Larson
Rated: 4.25 of 5 stars
· 16 ratings
A dirty deal was struck. Humanity was allowed to keep three hundred rebellious worlds. In return, we declared war on a powerful enemy from beyond the frontier. A frantic build-up of forces has begun, but the task is hopeless. Seeking allies, Earth’s legions are sent to BLOOD WORLD. A planet on the fringe of known space, where the people only respect masters of combat...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
The Others by Jay Allan
Rated: 4.46 of 5 stars
· 17 ratings
From 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...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
When the Axe Falls by Jon R. Osborne
Rated: 4.50 of 5 stars
· 6 ratings
The clouds of war continue to build…and not everyone is blind… Bjorn Tovesson III, the owner of Bjorn’s Berserkers, is a man tied to the past, but who’s not afraid to innovate. Whether it is new tactics or new equipment, Bjorn is willing to try anything, once, in an effort to grow his company into the status of the fabled Four Horsemen...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Dirty Deeds by Mark Wandrey
Rated: 4.50 of 5 stars
· 6 ratings
Old mercs don't die, you do. Abraham Murdock left his home of Sheridan Arkansas at seventeen to start a merc career that spanned almost 50 years, working for dozens of companies, killing aliens and getting paid across the galaxy. Near the end of his career, he landed a gig with Cartwright’s Cavaliers...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Dark Moon Arisen by Chris Kennedy, Mark Wandrey
Rated: 4.50 of 5 stars
· 6 ratings
The war continues! The Omega War is in full swing. Earth has fallen to General Peepo’s army, and the surviving Human mercenaries have taken refuge at the hidden Winged Hussars’ base in New Warsaw...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Star Force: Temple Wars by Aer-ki Jyr
Rated: 4.50 of 5 stars
· 6 ratings
he bell has been rung, and the Return of the Reignor has come...

Categorized as:
aliens colonization exploration galactic-empire invasion military space-fleet space-travel
Honor the Threat by Kevin Ikenberry
Rated: 4.50 of 5 stars
· 6 ratings
Peacemakers. The Galactic Union’s most capable enforcers and resolute negotiators, their name alone elicits fear and awe among the Union’s citizenry. Except for Jessica Francis. Not only is she the newest Peacemaker, Jessica is also the first Human Peacemaker, and she commands the respect of few, both inside and outside the Peacemaker’s Guild...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Corruption by Sarah Noffke, Michael Anderle
Rated: 4.50 of 5 stars
· 6 ratings
A new evil lurks in the darkness. After an explosion, the crew of a battlecruiser mysteriously disappears.Bailey and Lewis, complete strangers, find themselves suddenly onboard the damaged ship. Lewis hasn’t worked a case in years, not since the final one broke his spirit and his bank account. The last thing Bailey remembers is preparing to take down a fugitive on Onyx Station...

Categorized as:
aliens exploration first-contact galactic-empire invasion military space-fleet space-travel
Alpha Contracts by Chris Kennedy, Mark Wandrey
Rated: 4.50 of 5 stars
· 6 ratings
“Before CASPers were the lords of the battlefield, men tested their metal against aliens one-on-one.” First contact has been made, and Earth’s militaries and its premier mercenary companies stand ready to take their first tentative steps outside the Solar System...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
A Pale Dawn by Chris Kennedy, Mark Wandrey
Rated: 4.50 of 5 stars
· 6 ratings
The tides of war have shifted, and humanity has the Galactic Union on the run. After a stunning victory at the Merc Guild shipyard of Golara, the leaders of the Four Horsemen mercenary units of Earth have decided it’s time to take back the colonies the Merc Guild has captured, and the Horsemen split up to liberate them...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Storm Clouds by Chris Kennedy, Mark Wandrey
Rated: 4.50 of 5 stars
· 6 ratings
The Omega War ended, not with a bang, but with a whimper. The Peacemaker-enforced ceasefire brought an end to the hostilities, but not a resolution, and now it’s up to the Four Horsemen to forge a lasting peace...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Do No Harm by Robert E. Hampson, Chris Kennedy
Rated: 4.50 of 5 stars
· 6 ratings
When Todd’s critically damaged ship dropped out of hyperspace near the Human colony world of Azure, he had no memory of his past. He didn’t know who he was, or even what he was, and the Humans didn’t either. That didn’t stop the colonists of Azure—they took him in, anyway…even though they didn’t understand how he could do some of the things he could do...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Assassin by Kacey Ezell, Marisa Wolf
Rated: 4.50 of 5 stars
· 6 ratings
Depik. The race of cat-like assassins is feared galaxy-wide. Few living people have seen them, as the sight of one is usually the last thing its victim sees. Clan politics on the Depik home world of Khatash are complicated, with clans jockeying for contracts and the prestige and wealth they bring. There’s only one rule—Depik do not kill other Depik. Ever...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Judas Kiss by Rick Partlow
Rated: 4.50 of 5 stars
· 6 ratings
The battle for Sparta has begun. Logan Brannigan has taken back his father’s name and now he and Wholesale Slaughter fight to reclaim his father’s throne. But deposing the traitor, Rhianna Hale, without bringing all of Sparta into a bloody and divisive civil war won't be easy. And while the Spartans fight among themselves, vultures circle, waiting for their chance to claim what’s left...

Categorized as:
colonization exploration galactic-empire military space-fleet space-travel action-adventure adult
Star Force: Phoenix by Aer-ki Jyr
Rated: 4.50 of 5 stars
· 6 ratings
Cal-com's journey is not at an end. In fact, it's just beginning..

Categorized as:
aliens colonization exploration galactic-empire invasion military space-fleet space-travel
Lucky Justice: Lucky's Marines | Book Seven by Joshua James
Rated: 4.50 of 5 stars
· 6 ratings
A simple mission gone impossibly wrong. Ambushed by an enemy that shouldn't exist, Lucky and his Marines must overcome powerful forces with limitless resources – and a princess with limitless ego. But Sergeant Lucky Savage has a powerful weapon of his own. Whether he can manage to control it is an open question...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Acheron Redemption by Ken Lozito
Rated: 4.50 of 5 stars
· 6 ratings
Sentinel 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 first-contact galactic-empire invasion military space-fleet action-adventure
Stardust by Edward W. Robertson
Rated: 4.50 of 5 stars
· 6 ratings
The invaders have arrived. The last battle for humanity is about to begin. STARDUST is the final book in the Rebel Stars series...

Categorized as:
aliens colonization exploration first-contact invasion space-travel action-adventure adult
New Galaxy (The Survivors Book Eighteen) by Nathan Hystad
Rated: 4.50 of 5 stars
· 6 ratings
A second Recaster. A dangerous ally. The end of all.Dean Parker is looking to take charge of the Alliance of Worlds, but when Shimmal’s new leader decides otherwise, they’re left with one less partner.Jules is on the trail of the Planner, an ancient entity determined to claim the title of Recaster from Dean...

Categorized as:
aliens colonization first-contact invasion military space-fleet action-adventure adult
Star Force: The Powers That Be by Aer-ki Jyr
Rated: 4.50 of 5 stars
· 6 ratings
In youth you'd lay awake at night and scheme..

Categorized as:
aliens colonization exploration galactic-empire invasion military space-fleet space-travel
Refuge 9 by Anthony James
Rated: 4.50 of 5 stars
· 6 ratings
War is never easy. For the human Unity League, this is a truth to be stamped on the barrel of every gun and painted on the side of every warship. The Sekar aliens have already killed billions and nobody knows where they came from or how to defeat them. The enemy’s only weakness is tharniol – the rarest substance in the known universe...

Categorized as:
aliens exploration galactic-empire invasion military space-fleet space-travel action-adventure
Devil Calls the Tune by Chris Maddox
Rated: 4.50 of 5 stars
· 6 ratings
Welcome to the Choirboys! Niko Devlin was a street kid. When his father was called to duty and his mother made an invalid by a plague, Niko learned to survive by his wits. He stole what he needed to stay alive and fought to keep what he stole. Until he got arrested...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Valkyrie's Daughter by John E. Siers
Rated: 4.50 of 5 stars
· 6 ratings
The alien Akara have a secret. They've discovered the location of a planet that is home to a primitive human civilization, another ancient "seeding" of the legendary Progenitors. But this planet lies in the territory of the Otuka, spacefaring alien predators who consider human flesh to be a delicacy and the planet to be their private hunting preserve...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
The Lyons' Pride by Chris Kennedy, Marisa Wolf
Rated: 4.50 of 5 stars
· 6 ratings
No other Human is more enigmatic than the LyonOn the African savanna, the male lion is the lord who watches over his family, while the females of the clan do the real work.Joel, “The Lyon” Lyons thought that owning a mercenary company would be similar—he could sit back and allow the Lyoness to run the Pride...

Categorized as:
military galactic-empire space-fleet aliens invasion exploration first-contact space-travel
Junkyard Raiders by Jamie McFarlane
Rated: 4.59 of 5 stars
· 12 ratings
Dumped 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 first-contact galactic-empire invasion military action-adventure adult
Imperial Command by D.J. Holmes
Rated: 4.63 of 5 stars
· 11 ratings
Trapped behind enemy lines, the survivors of the raid on Jaranna have been forced to flee deeper into enemy territory. Behind them Karacknid fleets gather to exact revenge. With danger at every turn, Admiral Lightfoot must find a way to get his ships home or Earth will be left defenceless.On Earth the Empire has been formed and is bringing the outlying colonies into its fold...

Categorized as:
aliens colonization exploration galactic-empire invasion military space-fleet space-travel
What Lies Behind (Sentenced to War Book 8) by J.N. Chaney, Jonathan P. Brazee
Rated: 4.43 of 5 stars
· 7 ratings
A new alien threat arises. A Galactic War unlike any before it. A powerful enemy threatens not only humanity, but humankind’s former enemy, the Centaurs. A warrior race, the Naxli, consider themselves the rightful rulers of the galaxy, and all other life should be either enslaved or destroyed. Still, the Naxli are honor bound, only willing to face those who present a worthy challenge...

Categorized as:
aliens colonization galactic-empire invasion military space-fleet action-adventure adult
Bonds of Blood (The Last Hunter Book 2) by J.N. Chaney, Terry Mixon
Rated: 4.43 of 5 stars
· 7 ratings
When you find yourself in a hole, stop digging.Commodore Jack Romanoff and his merry band of ragtag Navy rejects—skilled yet young war reenactors, a rescued Navy crew, and a Confederation spy—have rescued more than two hundred civilian ships and escaped a massacre in a battleship over two centuries old.Too bad they blew a fusion plant doing it...

Categorized as:
aliens colonization galactic-empire invasion military space-fleet action-adventure adult
The Prisoner of Eldaron by Jay Allan, Mark Boyett
Rated: 4.38 of 5 stars
· 8 ratings
The Search for Erik Cain...The Superpowers of Earth have fought their final war, leaving Earth a devastated ruin, populated only by scattered groups of survivors living in primitive squalor. Out in space, however, humanity moves forward, and the former colonies of Earth's dead nations are now free from the yoke of the despotic governments that had long ruled over them...

Categorized as:
aliens colonization exploration first-contact galactic-empire invasion military space-fleet
Star Force: Origin Series by Aer-ki Jyr
Rated: 4.38 of 5 stars
· 8 ratings
The 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 exploration galactic-empire invasion military space-fleet space-travel

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