Slan
by A.E. van Vogt
3.64 · 40 ratings
action-adventure · fiction · book · adult · space-opera · sci-fi · audiobook · evolution · aliens · classics · mystery · psychics · pulp · futuristic · workplace · space · male-author · historical · dystopia · contemporary
Slan: Similar series
Star Wars: Dark Nest
by Troy Denning
3.49 · 90 ratings
audiobook · adult · male-author · space · violent-conflict · dark · sci-fi · literary · space-opera · classics · fiction · action-adventure · war · book · royalty · horror · military · mystery · other-world
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Looking Glass
by John Ringo
4.15 · 108 ratings
space-opera · sci-fi · adult · space · violent-conflict · military · audiobook · war · book · aliens · fiction · action-adventure · apocalyptic · invasion · hard-sci-fi · dystopia · post-apocalyptic
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Star Wars: The Bounty Hunter Wars
by K.W. Jeter
3.64 · 94 ratings
book · action-adventure · fiction · sci-fi · space-opera · war · audiobook · space · violent-conflict · young-adult · adult · crime · classics · aliens · mystery · box-set · epic · literary
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Tornians
by M.K. Eidem
4.18 · 208 ratings
aliens · fiction · sci-fi · adult · paranormal · steamy · romance · warriors · space · book · royalty · alpha-mc · futuristic · audiobook · action-adventure · space-opera · children · new-adult · contemporary · alternate-universe
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The X-Files
by Charles L. Grant
3.52 · 158 ratings
fiction · mystery · audiobook · sci-fi · horror · adult · suspense · paranormal · book · conspiracies · political-intrigue · urban-fantasy · space-opera · crime · action-adventure · supernatural · epic · law-enforcement · aliens · terror
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The Way
by Greg Bear
3.80 · 70 ratings
time-travel · action-adventure · fiction · adult · space-opera · sci-fi · post-apocalyptic · space · audiobook · aliens · hard-sci-fi · violent-conflict · military · classics · book · invasion · anthologies · literary · alternate-history · male-author
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Stainless Steel Rat
by Harry Harrison
3.91 · 254 ratings
fiction · adult · sci-fi · book · action-adventure · humor · crime · space-opera · space · audiobook · male-author · comedy · male-mc · satire · classics · literary · anti-hero · mystery · historical · 20th-century
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Doona
by Anne McCaffrey
3.89 · 69 ratings
fiction · adult · space · aliens · action-adventure · book · audiobook · sci-fi · space-travel · space-opera · futuristic · fantasy · first-contact · cats · animals · female-author · historical · dystopia · box-set · 20th-century
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Destiny's Children
by Stephen Baxter
3.85 · 54 ratings
fiction · book · hard-sci-fi · space · adult · space-opera · sci-fi · action-adventure · audiobook · aliens · time-travel · dystopia · alternate-history · war · violent-conflict · cyberpunk · genetic-engineering · historical · historical-fiction
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Star Carrier
by Ian Douglas
4.01 · 120 ratings
book · space · audiobook · action-adventure · aliens · fiction · space-opera · sci-fi · violent-conflict · adult · military · ai · war · hard-sci-fi · space-fleet · soldiers · male-author · invasion · first-contact · space-travel
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Star Justice
by Michael-Scott Earle
4.22 · 106 ratings
book · adult · magic · sci-fi · space-opera · fiction · action-adventure · audiobook · space · paranormal · harem · vampires · shapeshifters · military · violent-conflict · pulp · space-travel · psychics · aliens · futuristic
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Probability Trilogy
by Nancy Kress
3.66 · 32 ratings
fiction · sci-fi · space-opera · space-travel · military · audiobook · first-contact · space · violent-conflict · adult · hard-sci-fi · invasion · book · action-adventure · aliens · female-author · war · single-planet · post-apocalyptic
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Ruins of the Galaxy
by J.N. Chaney
4.33 · 41 ratings
military · audiobook · first-contact · space · violent-conflict · soldiers · sci-fi · space-opera · galactic-empire · colonization · aliens · fiction · invasion · book · war · action-adventure · adult · young-adult · death · corruption
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The Phoenix Conspiracy
by Richard L. Sanders
3.65 · 71 ratings
fiction · book · violent-conflict · adult · military · space-opera · sci-fi · aliens · space · action-adventure · war · audiobook · mystery · politics · 21st-century
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Vaults of Terra
by Chris Wraight
4.05 · 34 ratings
adult · violent-conflict · military · sci-fi · fiction · book · grim-dark · audiobook · space-opera · action-adventure · space-fleet · dystopia · space · 21st-century · soldiers · horror · law-enforcement · first-contact · galactic-empire · genetic-engineering
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The Valespian Pact
by Lexi Ander
4.09 · 33 ratings
lgbtq · aliens · fiction · sci-fi · adult · romance · book · mlm · action-adventure · polyamory · royalty · paranormal · family · war · mystery · space-opera · military · violent-conflict · steamy · shapeshifters
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Big Sigma
by Joseph R. Lallo
4.22 · 54 ratings
adult · sci-fi · space-opera · action-adventure · fiction · book · humor · audiobook · space · cyberpunk · aliens · time-travel · military · anti-hero · violent-conflict · comedy · hard-sci-fi · futuristic · kidnapping
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Boundary
by Eric Flint
3.92 · 50 ratings
fiction · book · sci-fi · action-adventure · space · space-opera · aliens · adult · young-adult · hard-sci-fi · audiobook · time-travel · male-author · archaeology · romance · wlw · contemporary · first-contact · survival · suspense
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Aurora Renegades
by G.S. Jennsen
4.46 · 28 ratings
action-adventure · aliens · exploration · fiction · military · first-contact · violent-conflict · space-fleet · adult · soldiers · sci-fi · space-travel · space-opera · colonization · invasion · book · audiobook · space · cyberpunk · utopia
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Alien
by Tracy Lauren
3.97 · 58 ratings
sci-fi · adult · aliens · fiction · book · romance · paranormal · steamy · space-opera · warriors · audiobook · action-adventure · mythical-creatures · multi-pov · angst · dark · military · humor · female-mc · enemies-to-lovers
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Loving Dangerously
by A.M. Griffin
3.73 · 31 ratings
romance · book · steamy · aliens · fiction · sci-fi · space-opera · audiobook · adult · action-adventure · paranormal · female-mc · alpha-mc · dark · fated-mates · space · futuristic · dangerous-mc · mlm · outlaws
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Grimm's War
by Jeffery H. Haskell
4.52 · 27 ratings
space-travel · soldiers · violent-conflict · adult · space-fleet · military · first-contact · book · action-adventure · fiction · space-opera · exploration · galactic-empire · sci-fi · space · hard-sci-fi · invasion · aliens · colonization · audiobook
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Central Galactic Concordance
by Carol Van Natta
4.11 · 37 ratings
genetic-engineering · fiction · space-opera · adult · romance · book · space · action-adventure · sci-fi · military · paranormal · suspense · galactic-empire · aliens · audiobook · futuristic · psychics · soldiers · space-travel · violent-conflict
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Space Assassins
by Scott Baron
4.25 · 12 ratings
space-opera · adult · book · action-adventure · fiction · aliens · exploration · space-travel · sci-fi · audiobook · assassins · magic · paranormal · political-intrigue · galactic-empire · dark · sword-sorcery · epic · space · violent-conflict
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