Kyroibi
by Christina McMullen
4.00 · 2 ratings
space-travel · action-adventure · space · young-adult · aliens · exploration · fiction · sci-fi · book · space-opera · galactic-empire
Kyroibi: Similar series
Bobiverse
by Dennis E. Taylor
4.36 · 224 ratings
sci-fi · space-opera · fiction · audiobook · space · book · space-travel · comedy · action-adventure · aliens · exploration · humor · ai · dystopia · post-apocalyptic · male-author · violent-conflict · hard-sci-fi · transhumanism · young-adult
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The Atlantis Grail
by Vera Nazarian
4.33 · 99 ratings
space-travel · sci-fi · futuristic · fiction · aliens · exploration · dystopia · audiobook · book · post-apocalyptic · romance · young-adult · action-adventure · female-mc · galactic-empire · royalty · colonization · space-opera · military · apocalyptic
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The Light of Terra
by Glynn Stewart
4.43 · 64 ratings
space-opera · aliens · action-adventure · exploration · fiction · invasion · war · book · first-contact · audiobook · military · space-fleet · adult · violent-conflict · space · soldiers · galactic-empire · sci-fi · space-travel · suspense
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The A.I.
by Vaughn Heppner
4.33 · 117 ratings
military · first-contact · violent-conflict · space · space-fleet · adult · soldiers · sci-fi · ai · space-opera · galactic-empire · space-travel · colonization · action-adventure · aliens · exploration · fiction · invasion · book · dystopia
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Aurora Rising
by G.S. Jennsen
4.13 · 66 ratings
sci-fi · space-travel · space-opera · first-contact · military · fiction · action-adventure · galactic-empire · cyberpunk · colonization · space-fleet · violent-conflict · aliens · exploration · ai · space · romance · book · soldiers · adult
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Void Wraith
by Chris Fox
4.20 · 81 ratings
exploration · fiction · audiobook · space · book · soldiers · sci-fi · space-opera · space-travel · military · violent-conflict · adult · space-fleet · action-adventure · aliens · galactic-empire · cyborgs · invasion · genetic-engineering · war
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Exile
by Glynn Stewart
4.31 · 42 ratings
exploration · fiction · sci-fi · space-travel · space-opera · military · violent-conflict · space · space-fleet · adult · book · action-adventure · aliens · audiobook · invasion · war · ai · galactic-empire · first-contact · dystopia
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SSG Vanhorn
by Toby Neighbors
4.46 · 31 ratings
galactic-empire · soldiers · sci-fi · violent-conflict · space · space-fleet · military · book · action-adventure · young-adult · aliens · fiction · space-travel · first-contact · exploration · colonization · war
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The Terra Nova Chronicles
by Richard Fox
4.19 · 41 ratings
action-adventure · sci-fi · galactic-empire · space-opera · space-travel · first-contact · space · violent-conflict · invasion · book · colonization · aliens · exploration · fiction · military · young-adult · audiobook · adult
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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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The Revelations Cycle
by Chris Kennedy
4.30 · 102 ratings
galactic-empire · space · invasion · colonization · space-travel · soldiers · sci-fi · violent-conflict · adult · space-fleet · military · first-contact · aliens · exploration · fiction · literary-fiction · action-adventure · book · audiobook · space-opera
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The Interstellar Age
by Valmore Daniels
3.77 · 26 ratings
fiction · action-adventure · young-adult · sci-fi · galactic-empire · space-travel · space-opera · first-contact · military · space-fleet · violent-conflict · space · invasion · book · aliens · exploration · audiobook
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Valerie’s Elites
by Justin Sloan
4.51 · 31 ratings
galactic-empire · space-travel · soldiers · sci-fi · space-fleet · space · genetic-engineering · first-contact · violent-conflict · military · audiobook · book · invasion · aliens · exploration · fiction · action-adventure · colonization · shapeshifters · vampires
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Space Gypsy Chronicles
by Eve Langlais
3.76 · 30 ratings
romance · book · paranormal · audiobook · futuristic · aliens · exploration · fiction · humor · action-adventure · sci-fi · space-opera · space-travel · first-contact · adult · steamy · galactic-empire · cyberpunk · space · genetic-engineering
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The Pax Humana Saga
by Endi Webb
3.97 · 34 ratings
fiction · sci-fi · aliens · military · violent-conflict · space-fleet · adult · soldiers · space-opera · colonization · book · space · galactic-empire · genetic-engineering · action-adventure · exploration · first-contact · space-travel · supernatural · invasion
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Amaranthe
by G.S. Jennsen
4.32 · 122 ratings
aliens · fiction · space-opera · sci-fi · violent-conflict · first-contact · military · colonization · cyberpunk · exploration · action-adventure · space-travel · space-fleet · invasion · galactic-empire · adult · space · soldiers · book · genetic-engineering
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The Alliance Trilogy
by Michael Wallace
4.15 · 20 ratings
book · first-contact · military · adult · space-fleet · space · violent-conflict · sci-fi · galactic-empire · space-opera · space-travel · aliens · fiction · action-adventure · invasion · audiobook · soldiers · exploration · colonization
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Halcyone Space
by L.J. Cohen
3.83 · 18 ratings
space · space-opera · galactic-empire · sci-fi · young-adult · action-adventure · fiction · colonization · lgbtq · space-travel · exploration · book · alpha-mc · audiobook · ai · comics · female-mc
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The Shadow Order
by Michael Robertson
3.95 · 39 ratings
fiction · aliens · sci-fi · book · invasion · violent-conflict · space · military · space-opera · soldiers · adult · galactic-empire · exploration · action-adventure · space-fleet · first-contact · space-travel · colonization · super-powered · young-adult
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Dead Enders
by Mike Resnick
3.09 · 11 ratings
space-opera · soldiers · sci-fi · violent-conflict · space-fleet · military · first-contact · espionage · action-adventure · aliens · exploration · fiction · galactic-empire · political-intrigue · space · book · space-travel · lgbtq · quest · genetic-engineering
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Galactic Coalition Academy
by Odette C. Bell
3.95 · 19 ratings
galactic-empire · space-opera · sci-fi · space · action-adventure · fiction · book · young-adult · exploration · aliens · space-travel · magic · psychics · paranormal · dystopia · multi-pov · slow-burn · epic · anthologies · psychological
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Axira
by Odette C. Bell
4.09 · 11 ratings
exploration · fiction · sci-fi · space-opera · space-travel · galactic-empire · space · magic · book · young-adult · action-adventure · aliens · multi-pov · slow-burn · epic · paranormal · dystopia · crime · psychics
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Folding Space
by A.M. Scott
4.26 · 19 ratings
book · exploration · fiction · sci-fi · galactic-empire · space-opera · space-travel · military · space-fleet · space · supernatural · violent-conflict · lgbtq · soldiers · aliens · action-adventure · young-adult · other-world · adult · time-travel
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Mech. Chronicles
by Adam Moon
3.70 · 10 ratings
space · violent-conflict · space-fleet · military · space-opera · space-travel · soldiers · sci-fi · young-adult · super-powered · aliens · exploration · fiction · book · first-contact · galactic-empire · colonization · romantic-love · action-adventure · mlm
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