Return to the Planet of the Apes
by William Arrow
3.50 · 4 ratings
adult · fiction · book · sci-fi · post-apocalyptic · space · violent-conflict · aliens · dystopia · first-contact · galactic-empire · invasion
Return to the Planet of the Apes: Similar series
The Herland Trilogy
by Charlotte Perkins Gilman
3.46 · 56 ratings
literary · feminism · book · classics · adult · female-author · fiction · philosophy · dystopia · audiobook · literary-fiction · 20th-century · sci-fi · historical · politics · action-adventure · spirituality · utopia · box-set · contemporary
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JAG in Space
by John G. Hemry
3.92 · 54 ratings
space · audiobook · legal · book · adult · violent-conflict · military · space-travel · space-opera · soldiers · sci-fi · exploration · action-adventure · fiction · mystery · war · law-enforcement · politics · male-mc · crime
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Chronicles of the Pneumatic Zeppelin
by Richard Ellis Preston Jr.
3.86 · 34 ratings
sci-fi · dystopia · industrial-era · book · steampunk · post-apocalyptic · fiction · action-adventure · epic · historical · adult · audiobook · alternate-history · urban-fantasy · contemporary · apocalyptic · young-adult
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Tyrus Rechs: Contracts & Terminations
by Jason Anspach
4.46 · 34 ratings
space-opera · sci-fi · violent-conflict · space · adult · audiobook · military · war · book · futuristic · aliens · action-adventure · fiction · soldiers · male-mc · galactic-empire · suspense · noir
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Star Trek: Voyager
by Dean Wesley Smith
3.63 · 220 ratings
sci-fi · fiction · adult · space-opera · aliens · book · action-adventure · space · military · violent-conflict · genetic-engineering · invasion · anthologies · space-travel · first-contact · exploration · ai · audiobook · time-travel · dark
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Supers: Ex Heroes
by Jamie Hawke
4.09 · 51 ratings
audiobook · steamy · adult · fiction · super-powered · litrpg · genetic-engineering · harem · action-adventure · cyberpunk · polyamory · lgbtq · book · military · sci-fi · comics · space-travel · exploration · fantasy · galactic-empire
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The Horus Heresy: Primarchs
by David Annandale
3.91 · 172 ratings
adult · sci-fi · fiction · military · violent-conflict · book · action-adventure · audiobook · space · grim-dark · space-opera · 21st-century · space-fleet · soldiers · genetic-engineering · supernatural · exploration · dystopia · galactic-empire · colonization
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Cenzan Mates
by Piper Stone
4.05 · 20 ratings
paranormal · fiction · suspense · sci-fi · military · adult · romance · book · gothic · reverse-harem · steamy · action-adventure · omegaverse · aliens · polyamory · dark · enemies-to-lovers · alpha-mc · violent-conflict · dystopia
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Alien Barbarians of Vandruk
by Bella Blair
4.50 · 24 ratings
book · first-contact · adult · sci-fi · aliens · fiction · romance · steamy · colonization · action-adventure · kidnapping · grumpy-mc · violent-conflict · dark · grumpy-sunshine · enemies-to-lovers · insta-love · poc-mc · cheerful-mc · fated-mates
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TimeWars
by Simon Hawke
3.84 · 68 ratings
book · time-travel · action-adventure · fiction · adult · sci-fi · historical · historical-fiction · violent-conflict · alternate-history · military · urban · industrial-era · war · 20th-century · scoundrel · urban-fantasy · paranormal · vampires · western
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Bengal Station
by Eric Brown
3.62 · 21 ratings
book · fiction · sci-fi · adult · first-contact · invasion · mystery · aliens · exploration · space-opera · violent-conflict · space · action-adventure · space-travel · horror · war · industrial-era · western · psychics · cyberpunk
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Mists of Ireland
by Erin Quinn
3.90 · 20 ratings
paranormal · sci-fi · adult · magic · romance · time-travel · book · supernatural · ghosts · fiction · historical · alternate-universe · mystery · historical-fiction · steamy · family · suspense · myths · contemporary
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The 4400
by Dayton Ward
3.63 · 19 ratings
adult · fiction · sci-fi · hard-sci-fi · book · action-adventure · supernatural · urban-fantasy · crime
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La Trilogia Steampunk
by Paul Di Filippo
3.29 · 14 ratings
humor · sci-fi · industrial-era · steampunk · alternate-history · adult · fiction · historical · book · anthologies · box-set · historical-fiction · victorian
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Ramelian Saga
by Morganna Williams
4.00 · 13 ratings
adult · audiobook · sci-fi · fiction · book · futuristic · aliens · romance · space · dark · paranormal · medical · kidnapping · steamy
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Kelderan Runic Warriors
by Jessie Donovan
4.21 · 24 ratings
colonization · aliens · fiction · book · adult · paranormal · sci-fi · action-adventure · humor · space-opera · romance · military · soldiers · audiobook · warriors · exploration · space-travel · futuristic · steamy · space-fleet
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Necrospace
by Sean-Michael Argo
3.81 · 16 ratings
audiobook · military · violent-conflict · adult · soldiers · sci-fi · fiction · book · space · space-opera · space-fleet · zombies · action-adventure · horror · survival · dystopia · galactic-empire · futuristic · apocalyptic · war
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Lord Tedric
by E.E. "Doc" Smith
3.33 · 12 ratings
fiction · sci-fi · space-opera · book · space · adult · action-adventure · sword-sorcery · young-adult · audiobook · children-books
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Hell Theory
by Lauren Gilley
4.33 · 9 ratings
fiction · action-adventure · age-gap · adult · dark · steamy · book · romance · dystopia · paranormal · fantasy · horror · dark-fantasy · military · polyamory · sci-fi · love-triangle · urban · lgbtq · war
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Darkon Warrior
by S.E. Gilchrist
3.50 · 14 ratings
action-adventure · fiction · sci-fi · steamy · romance · adult · military · soldiers · aliens · book · first-contact · space-opera · female-mc · contemporary · abuse · outlaws · espionage · anthologies · political-intrigue · enemies-to-lovers
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Those Who Break Chains
by Maria Ying
4.67 · 6 ratings
lgbtq · wlw · book · fiction · paranormal · adult · romance · fantasy · supernatural · urban-fantasy · lesbian-mc · demons · magical-realism · sci-fi · shapeshifters · gothic · poc-mc · magic · non-binary-mc · horror
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The Enertia Trials
by J. Kowallis
4.43 · 7 ratings
female-author · book · post-apocalyptic · fiction · sci-fi · dystopia · drama · action-adventure · futuristic · new-adult · young-adult · suspense · adult · apocalyptic · sad · romance · paranormal
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Sass and Steam
by Catherine Stein
4.17 · 6 ratings
book · steampunk · industrial-era · fiction · sci-fi · 20th-century · adult · historical · action-adventure · romance · gaslamp · victorian · historical-fiction · forced-proximity · disability · slow-burn · humor · sports · urban-fantasy · kind-mc
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