The Faustus Hexagram: Similar romance series

Children of Time

by Adrian Tchaikovsky

4.18 · 100 ratings

book · audiobook · space · ai · action-adventure · aliens · fiction · hard-sci-fi · first-contact · violent-conflict · adult · sci-fi · space-travel · space-opera · invasion · post-apocalyptic · contemporary · 21st-century · genetic-engineering · survival

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Confluence

by Jennifer Foehner Wells

4.09 · 118 ratings

aliens · exploration · fiction · female-mc · space-opera · space-travel · sci-fi · adult · book · space · action-adventure · violent-conflict · first-contact · invasion · audiobook · futuristic · military · female-author · technothriller · romance

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Marsbound

by Joe Haldeman

3.50 · 64 ratings

violent-conflict · first-contact · sci-fi · action-adventure · aliens · fiction · space · dystopia · audiobook · book · invasion · post-apocalyptic · adult · space-travel · space-opera · exploration · hard-sci-fi · time-travel · historical · military

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Linesman

by S.K. Dunstall

4.13 · 60 ratings

friendship · aliens · action-adventure · fiction · war · female-author · first-contact · military · space-fleet · adult · violent-conflict · sci-fi · space-opera · invasion · book · audiobook · space · exploration · futuristic · space-travel

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The Second Dark Ages

by Michael Anderle

4.53 · 88 ratings

adult · sci-fi · action-adventure · fiction · genetic-engineering · paranormal · post-apocalyptic · book · violent-conflict · aliens · apocalyptic · dystopia · vampires · urban-fantasy · shapeshifters · military · audiobook · first-contact · space · suspense

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Theirs Not to Reason Why

by Jean Johnson

4.07 · 88 ratings

invasion · time-travel · book · paranormal · space · futuristic · war · female-mc · aliens · action-adventure · fiction · soldiers · sci-fi · space-travel · space-opera · first-contact · military · magic · adult · violent-conflict

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Ascension Wars

by Jasper T. Scott

3.86 · 58 ratings

industrial-era · genetic-engineering · space · galactic-empire · colonization · supernatural · invasion · post-apocalyptic · book · military · first-contact · violent-conflict · historical · adult · space-fleet · soldiers · sci-fi · space-travel · exploration · fiction

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Trials And Tribulations

by Natalie Grey

4.53 · 36 ratings

shapeshifters · book · aliens · action-adventure · fiction · vampires · supernatural · paranormal · suspense · dark · adult · genetic-engineering · invasion · galactic-empire · sci-fi · violent-conflict · first-contact · military · fantasy · urban-fantasy

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Dark Space

by Jasper T. Scott

3.84 · 82 ratings

invasion · space-fleet · book · galactic-empire · audiobook · space · fiction · aliens · sci-fi · space-opera · military · violent-conflict · adult · historical · supernatural · genetic-engineering · dystopia · cyberpunk · steampunk · industrial-era

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AL:ICE

by Charles W. Lamb

4.13 · 46 ratings

aliens · fiction · soldiers · space-opera · sci-fi · audiobook · military · first-contact · litrpg · space · violent-conflict · dystopia · invasion · adult · book · apocalyptic · time-travel · harem · action-adventure · paranormal

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Forsaken Mercenary

by Jonathan Yanez

4.37 · 101 ratings

fiction · action-adventure · adult · sci-fi · book · space · violent-conflict · colonization · post-apocalyptic · space-opera · cyberpunk · genetic-engineering · aliens · industrial-era · steampunk · historical · first-contact · invasion · super-powered · military

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The Siege of Terra

by Dan Abnett

4.18 · 116 ratings

adult · violent-conflict · military · sci-fi · exploration · action-adventure · fiction · space · audiobook · space-fleet · space-opera · soldiers · grim-dark · genetic-engineering · book · first-contact · aliens · galactic-empire · colonization · invasion

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First Salik War

by Jean Johnson

4.00 · 28 ratings

space-opera · invasion · romance · book · space · paranormal · female-mc · fiction · action-adventure · aliens · war · first-contact · military · magic · adult · violent-conflict · sci-fi · royalty · other-world · time-travel

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Mating Wars

by Aya Morningstar

3.90 · 41 ratings

fiction · aliens · book · genetic-engineering · adult · paranormal · romance · shapeshifters · galactic-empire · action-adventure · invasion · forbidden-love · first-contact · violent-conflict · sci-fi · humor · steamy · dystopia · fantasy · futuristic

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The Clockwork Chimera

by Scott Baron

4.26 · 34 ratings

space · adult · violent-conflict · sci-fi · space-opera · aliens · fiction · invasion · book · action-adventure · apocalyptic · audiobook · first-contact · genetic-engineering · ai · humor · military · soldiers · time-travel · romance

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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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Asterion Noir

by G.S. Jennsen

4.39 · 18 ratings

cyberpunk · genetic-engineering · space · audiobook · galactic-empire · politics · suspense · colonization · book · technothriller · invasion · romance · space-fleet · adult · violent-conflict · first-contact · horror · military · space-travel · space-opera

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Bridgers

by Stan C. Smith

4.23 · 22 ratings

aliens · fiction · sci-fi · first-contact · violent-conflict · adult · invasion · post-apocalyptic · book · time-travel · action-adventure · travel · hard-sci-fi · dystopia · technothriller · supernatural · alternate-history · apocalyptic · coming-of-age · historical-fiction

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The Forever Gate

by Isaac Hooke

3.57 · 42 ratings

cyberpunk · dystopia · invasion · violent-conflict · action-adventure · aliens · fiction · supernatural · adult · sci-fi · space · galactic-empire · anthologies · post-apocalyptic · genetic-engineering · suspense · colonization · first-contact · virtual-reality · book

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Venora Mates

by Octavia Kore

3.95 · 21 ratings

fiction · adult · book · humor · action-adventure · aliens · monsters · lgbtq · violent-conflict · polyamory · horror · dark · sci-fi · colonization · supernatural · reverse-harem · invasion · romance · genetic-engineering · paranormal

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Blackstone Fortress

by Darius Hinks

3.73 · 11 ratings

violent-conflict · fiction · sci-fi · adult · dystopia · military · book · invasion · aliens · exploration · colonization · supernatural · galactic-empire · space-opera · space-travel · soldiers · space · genetic-engineering · first-contact · space-fleet

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Aliens Omnibus

by Yvonne Navarro

3.80 · 25 ratings

sci-fi · adult · horror · aliens · fiction · violent-conflict · military · first-contact · invasion · cyberpunk · dystopia · monsters · book · action-adventure · super-powered · dragons · time-travel · anthologies · post-apocalyptic · galactic-empire

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Blue Planet Warriors

by Maia Starr

3.93 · 14 ratings

aliens · fiction · adult · sci-fi · exploration · action-adventure · futuristic · space-fleet · violent-conflict · first-contact · military · space-travel · soldiers · colonization · book · invasion · romance · genetic-engineering · galactic-empire · paranormal

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