Island Worlds: Similar romance series

Revelation Space

by Alastair Reynolds

4.06 · 181 ratings

sci-fi · space-opera · adult · fiction · book · hard-sci-fi · audiobook · space · action-adventure · 21st-century · aliens · cyberpunk · epic · horror · exploration · transhumanism · colonization · first-contact · violent-conflict · male-author

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Blackcollar

by Timothy Zahn

3.65 · 52 ratings

adult · violent-conflict · military · sci-fi · action-adventure · fiction · book · space · dystopia · space-opera · war · first-contact · aliens · invasion · espionage · genetic-engineering · galactic-empire · contemporary · political-intrigue · cyborgs

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Peacekeeper

by Tanya Huff

4.11 · 38 ratings

adult · violent-conflict · space · audiobook · military · space-opera · soldiers · sci-fi · aliens · action-adventure · fiction · female-mc · lgbtq · war · book · futuristic · hard-sci-fi · female-author · space-fleet · alpha-mc

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The End of All Things

by John Scalzi

4.20 · 50 ratings

space-opera · book · sci-fi · adult · aliens · fiction · space · colonization · audiobook · military · war · violent-conflict · hard-sci-fi

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Proxima-Trilogie

by Brandon Q. Morris

4.00 · 32 ratings

fiction · aliens · sci-fi · space-opera · ai · space-travel · audiobook · first-contact · space · violent-conflict · hard-sci-fi · invasion · book · action-adventure · exploration · adult · paranormal · drama · young-adult

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Lost Regiment

by William R. Forstchen

4.10 · 90 ratings

action-adventure · fiction · alternate-history · book · war · violent-conflict · historical · adult · military · audiobook · historical-fiction · sci-fi · time-travel · aliens · survival · alternate-universe · civil-war · single-planet · apocalyptic · drama

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Star Trek: The Eugenics Wars

by Greg Cox

3.90 · 30 ratings

invasion · adult · genetic-engineering · military · violent-conflict · space-opera · sci-fi · aliens · fiction · action-adventure · hard-sci-fi · space · 21st-century · audiobook · time-travel · book · anthologies · dystopia · alternate-history · literary-fiction

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New America

by Richard Stephenson

3.81 · 36 ratings

adult · apocalyptic · fiction · politics · sci-fi · survival · dystopia · book · futuristic · post-apocalyptic · action-adventure · political-intrigue · mystery · suspense · thriller · historical-fiction · horror · anthologies

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Perfect Match

by I.T. Lucas

4.42 · 48 ratings

adult · paranormal · fiction · fantasy · book · romance · sci-fi · shapeshifters · magic · contemporary · dragons · vampires · urban-fantasy · womens-fiction · angels · demons · box-set · witches-wizards · ghosts · psychics

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Galaxy Gladiators

by Alana Khan

4.21 · 157 ratings

fiction · book · adult · action-adventure · aliens · galactic-empire · sci-fi · female-mc · paranormal · first-contact · space-travel · space · violent-conflict · invasion · futuristic · steamy · new-adult · romance · alpha-mc · kidnapping

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Bastion Wars

by Henry Zou

3.70 · 23 ratings

adult · sci-fi · action-adventure · fiction · military · violent-conflict · book · literary-fiction · war · dystopia · box-set · space-opera · anthologies · grim-dark

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Echoes of War

by Daniel Gibbs

4.24 · 17 ratings

space · fiction · sci-fi · soldiers · space-opera · military · space-fleet · adult · violent-conflict · book · aliens · action-adventure · death · anthologies · war · spirituality · heroic-fantasy · religion · box-set · christian

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Mind + Machine

by Hanna Dare

4.04 · 26 ratings

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

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Indigo Mountain Pack

by Hawke Oakley

3.95 · 19 ratings

adult · romance · paranormal · fiction · omegaverse · mlm · lgbtq · shapeshifters · book · fantasy · abuse · contemporary · sci-fi · steamy · magic · fated-mates · age-gap

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