The Grace Lord
by S.E. Sasaki
4.17 · 12 ratings
genetic-engineering · space · violent-conflict · military · space-opera · galactic-empire · fiction · book · adult · dystopia · soldiers · action-adventure · humor · medical · space-travel · sci-fi · disaster · suspense · young-adult · psychological
The Grace Lord: Similar series
Old Man's War
by John Scalzi
4.02 · 552 ratings
sci-fi · space-opera · fiction · space · audiobook · book · military · violent-conflict · adult · aliens · war · colonization · space-travel · action-adventure · humor · soldiers · exploration · genetic-engineering · galactic-empire · politics
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The Human Division
by John Scalzi
4.07 · 243 ratings
adult · violent-conflict · military · space-opera · space-travel · sci-fi · fiction · aliens · space · soldiers · humor · action-adventure · exploration · war · genetic-engineering · audiobook · galactic-empire · colonization · book · first-contact
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Doom Star
by Vaughn Heppner
3.92 · 104 ratings
dystopia · genetic-engineering · space · galactic-empire · colonization · post-apocalyptic · invasion · book · military · space-fleet · adult · violent-conflict · soldiers · sci-fi · space-opera · fiction · action-adventure · aliens · space-travel · exploration
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Ascension Wars
by Jasper T. Scott
3.86 · 58 ratings
industrial-era · genetic-engineering · space · galactic-empire · colonization · supernatural · invasion · post-apocalyptic · book · military · first-contact · violent-conflict · historical · adult · space-fleet · soldiers · sci-fi · space-travel · exploration · fiction
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Indian Hill
by Mark Tufo
4.49 · 102 ratings
sci-fi · first-contact · adult · violent-conflict · aliens · fiction · post-apocalyptic · invasion · book · soldiers · military · space-travel · space-fleet · exploration · action-adventure · zombies · audiobook · space · colonization · space-opera
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Age of Expansion: The Ascension Myth
by Ell Leigh Clarke
4.46 · 150 ratings
book · colonization · supernatural · aliens · fiction · sci-fi · space-opera · galactic-empire · audiobook · space · military · violent-conflict · invasion · space-travel · genetic-engineering · adult · space-fleet · exploration · soldiers · action-adventure
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Merkiaari Wars
by Mark E. Cooper
4.05 · 72 ratings
galactic-empire · space-travel · space-opera · soldiers · space-fleet · adult · genetic-engineering · space · violent-conflict · first-contact · audiobook · military · war · sci-fi · book · invasion · aliens · exploration · fiction · action-adventure
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Dark Space
by Jasper T. Scott
3.84 · 82 ratings
invasion · space-fleet · book · galactic-empire · audiobook · space · fiction · aliens · sci-fi · space-opera · military · violent-conflict · adult · historical · supernatural · genetic-engineering · dystopia · cyberpunk · steampunk · industrial-era
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Cade Korbin Chronicles
by Jasper T. Scott
4.35 · 35 ratings
aliens · exploration · fiction · industrial-era · steampunk · adult · space-fleet · historical · violent-conflict · first-contact · military · space-travel · soldiers · sci-fi · book · invasion · cyberpunk · space · genetic-engineering · galactic-empire
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Void Wraith
by Chris Fox
4.20 · 81 ratings
soldiers · sci-fi · space-travel · space-opera · military · space-fleet · adult · violent-conflict · aliens · exploration · fiction · action-adventure · audiobook · space · book · galactic-empire · cyborgs · invasion · war · genetic-engineering
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Invaders
by Vaughn Heppner
4.13 · 30 ratings
colonization · galactic-empire · action-adventure · aliens · exploration · fiction · invasion · book · drama · military · audiobook · space · genetic-engineering · adult · space-fleet · soldiers · violent-conflict · sci-fi · space-opera · space-travel
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The Siege of Terra
by Dan Abnett
4.18 · 116 ratings
space · audiobook · violent-conflict · adult · military · sci-fi · action-adventure · exploration · fiction · genetic-engineering · book · space-fleet · space-opera · soldiers · grim-dark · galactic-empire · colonization · invasion · first-contact · aliens
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Shamans & Shifters Space Opera
by Jenny Schwartz
4.33 · 46 ratings
romance · shapeshifters · book · paranormal · space · aliens · fiction · action-adventure · sci-fi · space-travel · space-opera · first-contact · adult · futuristic · outlaws · space-fleet · magic · fae · colonization · galactic-empire
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Aurora Rhapsody
by G.S. Jennsen
4.27 · 113 ratings
space-opera · space-travel · sci-fi · military · fiction · action-adventure · cyberpunk · colonization · space-fleet · violent-conflict · first-contact · exploration · galactic-empire · space · adult · aliens · book · soldiers · ai · invasion
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Freedom's Fire
by Bobby Adair
4.10 · 52 ratings
adult · invasion · book · colonization · aliens · exploration · fiction · epic · soldiers · space-travel · space-opera · galactic-empire · sci-fi · audiobook · military · first-contact · violent-conflict · space · space-fleet · dystopia
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Trans Galactic Insurance
by Andrew Moriarty
4.21 · 24 ratings
adult · space-fleet · space · violent-conflict · military · galactic-empire · space-opera · space-travel · soldiers · fiction · sci-fi · action-adventure · humor · colonization · book · death · comedy · romantic-love · exploration · mlm
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The Ghost Squadron
by Sarah Noffke
4.44 · 50 ratings
space · space-fleet · violent-conflict · book · aliens · fiction · soldiers · galactic-empire · sci-fi · space-opera · first-contact · audiobook · military · adult · genetic-engineering · action-adventure · cyberpunk · exploration · space-travel · colonization
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The Harvesters
by Luke R. Mitchell
4.12 · 26 ratings
dystopia · audiobook · book · post-apocalyptic · invasion · adult · violent-conflict · sci-fi · aliens · action-adventure · fiction · apocalyptic · genetic-engineering · ai · humor · super-powered · space · galactic-empire · male-mc · military
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OMEGA
by Stephen Arseneault
4.08 · 36 ratings
galactic-empire · sci-fi · genetic-engineering · space · space-fleet · adult · violent-conflict · military · book · post-apocalyptic · aliens · fiction · space-travel · soldiers · first-contact · invasion · futuristic · exploration · colonization · space-opera
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SODIUM
by Stephen Arseneault
3.90 · 21 ratings
book · adult · sci-fi · fiction · genetic-engineering · space · galactic-empire · invasion · post-apocalyptic · military · first-contact · violent-conflict · space-fleet · aliens · colonization · soldiers · space-travel · exploration · space-opera · action-adventure
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Allies and Enemies
by Amy J. Murphy
3.93 · 14 ratings
soldiers · sci-fi · space-opera · military · adult · violent-conflict · book · fiction · action-adventure · galactic-empire · space-travel · cyberpunk · space · genetic-engineering · colonization · supernatural · first-contact · space-fleet · aliens · audiobook
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The Grace Lord
by S.E. Sasaki
4.17 · 12 ratings
genetic-engineering · space · violent-conflict · military · space-opera · galactic-empire · fiction · book · adult · dystopia · soldiers · action-adventure · humor · medical · space-travel · sci-fi · disaster · suspense · young-adult · psychological
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Riven Worlds
by G.S. Jennsen
4.70 · 10 ratings
sci-fi · soldiers · space-opera · space-travel · first-contact · military · adult · space-fleet · violent-conflict · aliens · exploration · fiction · action-adventure · galactic-empire · cyberpunk · space · genetic-engineering · invasion · book · technothriller
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Armada Wars
by R. Curtis Venture
3.80 · 5 ratings
space · adult · military · space-fleet · violent-conflict · space-opera · galactic-empire · aliens · fiction · colonization · book · invasion · genetic-engineering · dystopia · first-contact · soldiers · sci-fi · action-adventure · box-set · war
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