Starship Troupers

by Christopher Stasheff

3.76 · 17 ratings

sci-fi · adult · fiction · humor · book · high-school · anthologies · space · comedy · journey · action-adventure · pulp

Starship Troupers: Similar series

Dirk Gently

by Douglas Adams

4.01 · 155 ratings

law-enforcement · time-travel · classics · urban-fantasy · literary · audiobook · crime · action-adventure · fiction · humor · mystery · comedy · satire · adult · supernatural · paranormal · contemporary · high-school · sci-fi · anthologies

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Ice Planet Barbarians

by Ruby Dixon

3.94 · 1205 ratings

aliens · paranormal · adult · fiction · romance · sci-fi · steamy · book · barbarians · fated-mates · humor · new-adult · audiobook · space · contemporary · multi-pov · alpha-mc · action-adventure · violent-conflict · insta-love

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Expeditionary Force

by Craig Alanson

4.31 · 430 ratings

fiction · aliens · military · sci-fi · space-opera · book · audiobook · humor · violent-conflict · space · action-adventure · war · ai · adult · pulp · space-fleet · hard-sci-fi · young-adult · post-apocalyptic · invasion

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Mission Earth

by L. Ron Hubbard

3.44 · 220 ratings

sci-fi · space-opera · satire · adult · action-adventure · fiction · humor · book · violent-conflict · hard-sci-fi · aliens · political-intrigue · space · invasion · workplace · epic · espionage · military · first-contact · space-fleet

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The Legend of ZERO

by Sara King

4.33 · 138 ratings

book · space-opera · sci-fi · action-adventure · aliens · fiction · space · post-apocalyptic · violent-conflict · first-contact · dystopia · invasion · military · war · futuristic · galactic-empire · adult · journey · horror · humor

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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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Alien Movie Novelizations

by Alan Dean Foster

3.98 · 61 ratings

action-adventure · aliens · fiction · sci-fi · horror · adult · audiobook · dystopia · space-opera · classics · literary · space · war · super-powered · military · violent-conflict · anthologies · book · time-travel · cyberpunk

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Riv’s Sanctuary

by A.G. Wilde

4.12 · 44 ratings

dark · sci-fi · adult · futuristic · poc-mc · female-mc · fiction · aliens · action-adventure · humor · paranormal · alpha-mc · space · romance · kidnapping · book · first-contact · violent-conflict · galactic-empire · audiobook

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Firefly

by James Lovegrove

3.91 · 101 ratings

western · action-adventure · fiction · space · audiobook · industrial-era · historical · adult · space-opera · sci-fi · book · dystopia · humor · violent-conflict · military · suspense · mystery · drama · crime · space-fleet

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Future History or "Heinlein Timeline"

by Robert A. Heinlein

3.89 · 198 ratings

sci-fi · fiction · literary · audiobook · classics · adult · space · anthologies · 20th-century · action-adventure · book · space-travel · space-opera · historical · hard-sci-fi · young-adult · philosophy · 21st-century · contemporary · time-travel

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Cat

by Joan D. Vinge

3.98 · 61 ratings

fiction · sci-fi · cyberpunk · animals · cats · action-adventure · aliens · adult · book · space · dystopia · psychics · space-opera · female-author · anthologies · young-adult · espionage · futuristic · single-planet · super-powered

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Alien Hunters

by Daniel Arenson

3.87 · 32 ratings

space · violent-conflict · adult · space-fleet · military · space-opera · space-travel · sci-fi · action-adventure · aliens · exploration · fiction · colonization · super-powered · book · invasion · galactic-empire · humor · demons · epic

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Cyberevolution

by Kaitlyn O'Connor

3.84 · 95 ratings

cyborgs · book · steamy · romance · sci-fi · adult · fiction · paranormal · futuristic · alpha-mc · reverse-harem · polyamory · dangerous-mc · aliens · space · love-triangle · dark · kidnapping · space-opera · action-adventure

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Children of a Dead Earth

by Patrick S. Tomlinson

3.86 · 28 ratings

colonization · invasion · book · audiobook · space · dystopia · action-adventure · mystery · aliens · fiction · crime · violent-conflict · adult · sci-fi · space-opera · dying-earth · police-procedural · conspiracies · political-intrigue · humor

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The Lamb Among the Stars

by Chris Walley

4.21 · 38 ratings

invasion · violent-conflict · christian · sci-fi · aliens · fiction · action-adventure · humor · spirituality · book · horror · dark · mystery · adult · military · religion · space-fleet · children · space-opera · futuristic

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Santiago

by Mike Resnick

3.86 · 29 ratings

adult · book · fiction · sci-fi · space-opera · space · futuristic · industrial-era · action-adventure · humor · western · far-future · historical · invasion · violent-conflict · pulp · box-set · aliens · exploration · mystery

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Technic Civilization Saga

by Poul Anderson

3.92 · 39 ratings

space · fiction · action-adventure · space-opera · sci-fi · violent-conflict · adult · military · book · anthologies · political-intrigue · espionage · aliens · space-travel · young-adult · galactic-empire · war · social-commentary · futuristic · amnesia

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Office Aliens

by V.C. Lancaster

3.89 · 49 ratings

aliens · fiction · adult · sci-fi · romance · humor · paranormal · futuristic · book · fantasy · slow-burn · holidays · steamy · space · anthologies · monsters · workplace · violent-conflict · first-contact · invasion

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Adventures in the Liaden Universe

by Sharon Lee

4.39 · 179 ratings

adult · space-opera · sci-fi · fiction · space · action-adventure · book · anthologies · ai · paranormal · invasion · violent-conflict · first-contact · military · aliens · magic · romance · female-author · epic · animals

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Mind + Machine

by Hanna Dare

4.04 · 26 ratings

fiction · action-adventure · futuristic · lgbtq · adult · sci-fi · mlm · romance · book · dystopia · space-opera · enemies-to-lovers · crime · space · outlaws · poc-mc · humor · military · magic · paranormal

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