The Black Wing Chronicles

by J.C. Cassels

4.00 · 6 ratings

space-opera · sci-fi · adult · space · book · aliens · fiction · futuristic · romance · action-adventure · female-mc · galactic-empire · mlm · dystopia · alpha-mc · supernatural

The Black Wing Chronicles: Similar series

Tornians

by M.K. Eidem

4.18 · 208 ratings

paranormal · aliens · fiction · sci-fi · adult · romance · steamy · space · warriors · book · royalty · alpha-mc · audiobook · futuristic · contemporary · action-adventure · space-opera · children · new-adult · other-world

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Aldebarian Alliance

by Dianne Duvall

4.37 · 89 ratings

romance · book · vampires · paranormal · audiobook · alpha-mc · female-mc · action-adventure · aliens · fiction · sci-fi · adult · space · humor · military · first-contact · steamy · urban-fantasy · suspense · contemporary

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Class 5

by Michelle Diener

4.16 · 125 ratings

adult · sci-fi · fiction · ai · book · military · space-opera · action-adventure · aliens · space · romance · futuristic · galactic-empire · dark · female-mc · multi-pov · audiobook · alpha-mc · kidnapping · slavery

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The Mandrake Company

by Ruby Lionsdrake

4.01 · 123 ratings

romance · action-adventure · fiction · sci-fi · space-opera · adult · book · audiobook · futuristic · aliens · steamy · paranormal · space · military · humor · female-author · galactic-empire · soldiers · space-fleet · alpha-mc

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Cyborgs: More Than Machines

by Eve Langlais

4.00 · 118 ratings

romance · adult · military · sci-fi · aliens · fiction · action-adventure · cyborgs · genetic-engineering · paranormal · steamy · humor · futuristic · book · soldiers · space · suspense · cyberpunk · abuse · violent-conflict

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Interstellar Sheriff

by Jenny Schwartz

4.39 · 35 ratings

space-opera · sci-fi · adult · historical · industrial-era · crime · action-adventure · fiction · aliens · female-mc · galactic-empire · space · book · western · space-travel · violent-conflict · futuristic · humor · ai · invasion

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Alien Warrior

by Penelope Fletcher

4.00 · 46 ratings

aliens · fiction · dark · sci-fi · adult · romance · book · steamy · paranormal · space · warriors · polyamory · kidnapping · reverse-harem · abuse · harem · suspense · futuristic · love-triangle · action-adventure

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Borderlands

by Susan Grant

3.77 · 34 ratings

adult · space · paranormal · sci-fi · space-opera · aliens · action-adventure · fiction · futuristic · romance · book · steamy · military · outlaws · gothic · alpha-mc · violent-conflict · children · enemies-to-lovers · female-mc

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World of Kalquor

by Tracy St. John

3.99 · 258 ratings

steamy · adult · sci-fi · aliens · fiction · book · paranormal · romance · space · futuristic · polyamory · space-opera · action-adventure · alpha-mc · dystopia · mlm · reverse-harem · military · space-travel · dark

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Alien Enslaved

by Kaitlyn O'Connor

3.60 · 56 ratings

dark · sci-fi · book · steamy · romance · alpha-mc · paranormal · aliens · fiction · adult · barbarians · reverse-harem · kidnapping · space · contemporary · futuristic · slavery · polyamory · supernatural · warriors

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Sarazen Saga

by Isabel Wroth

4.15 · 52 ratings

aliens · fiction · paranormal · romance · book · shapeshifters · sci-fi · adult · fated-mates · contemporary · alpha-mc · invasion · first-contact · violent-conflict · space · steamy · kind-mc · insta-love · space-opera · children

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Delroi Connection

by Loribelle Hunt

3.69 · 48 ratings

adult · military · action-adventure · fiction · book · alpha-mc · sci-fi · paranormal · aliens · steamy · romance · futuristic · fated-mates · space-opera · space-travel · psychics · female-mc · other-world · space · soldiers

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Chaos Station

by Jenn Burke

4.16 · 45 ratings

romance · book · steamy · mlm · suspense · billionaire · space · futuristic · lgbtq · war · aliens · fiction · action-adventure · sci-fi · space-opera · military · adult · violent-conflict · friends-to-lovers · second-chances

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OtherWorldly Men

by Susan Grant

3.85 · 26 ratings

space-opera · female-mc · aliens · fiction · humor · futuristic · action-adventure · romance · book · first-contact · adult · alpha-mc · paranormal · sci-fi · invasion · contemporary · space · violent-conflict · assassins · political-intrigue

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Sequoyah

by Sabrina Chase

4.15 · 24 ratings

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

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Telepathic Space Pirates

by Carysa Locke

4.04 · 38 ratings

genetic-engineering · space · galactic-empire · romance · reverse-harem · book · polyamory · military · adult · space-fleet · sci-fi · space-opera · aliens · fiction · action-adventure · paranormal · magic · outlaws · psychics · audiobook

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Space Gypsy Chronicles

by Eve Langlais

3.76 · 30 ratings

romance · book · paranormal · audiobook · futuristic · aliens · exploration · fiction · humor · action-adventure · sci-fi · space-opera · space-travel · first-contact · adult · steamy · galactic-empire · cyberpunk · space · genetic-engineering

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Chronicles of the Empire Book

by Marcella Burnard

3.57 · 30 ratings

fiction · romance · book · sci-fi · adult · aliens · space · steamy · military · futuristic · action-adventure · paranormal · enemies-to-lovers · political-intrigue · contemporary · space-opera · violent-conflict · espionage · suspense · alpha-mc

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Gypsy Moth

by Eve Langlais

3.90 · 21 ratings

adult · sci-fi · paranormal · fiction · romance · book · space · space-opera · aliens · futuristic · audiobook · first-contact · genetic-engineering · action-adventure · humor · steamy · contemporary · drama · multi-pov · cyborgs

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Angel 6.0

by Travis Luedke

3.84 · 25 ratings

space-opera · romance · book · steamy · space · paranormal · aliens · fiction · futuristic · adult · dark · sci-fi · cyberpunk · genetic-engineering · galactic-empire · kidnapping · captivity · audiobook · alpha-mc · action-adventure

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Central Galactic Concordance

by Carol Van Natta

4.11 · 37 ratings

fiction · genetic-engineering · space-opera · adult · action-adventure · space · romance · book · sci-fi · military · paranormal · suspense · galactic-empire · aliens · audiobook · soldiers · space-travel · futuristic · psychics · poc-mc

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Guardians of the Pattern

by Jaye McKenna

3.89 · 18 ratings

book · romance · mlm · politics · lgbtq · fiction · sci-fi · adult · medical · paranormal · killer · space · mystery · action-adventure · space-opera · dystopia · disability · suspense · futuristic · aliens

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Qui Treaty Collection

by Kayla Stonor

3.80 · 20 ratings

paranormal · romance · steamy · adult · sci-fi · space-opera · aliens · fiction · futuristic · space · alpha-mc · book · torture · action-adventure · shapeshifters · military · violent-conflict · galactic-empire · enemies-to-lovers · first-contact

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