Sun
by Robin T. Popp
3.67 · 3 ratings
arranged-marriage · book · space-opera · steamy · romance · sci-fi · paranormal · futuristic · action-adventure · adult · fiction
Sun: Similar series
Kinsmen
by Ilona Andrews
4.17 · 124 ratings
space-opera · assassins · sci-fi · adult · magic · futuristic · action-adventure · fiction · female-mc · political-intrigue · paranormal · space · alpha-mc · audiobook · steamy · romance · urban-fantasy · drama · slow-burn · aliens
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Corsairs
by Ruby Dixon
4.04 · 140 ratings
dark · sci-fi · adult · fated-mates · outlaws · aliens · fiction · paranormal · multi-pov · space · alpha-mc · romance · kidnapping · book · steamy · slavery · action-adventure · humor · audiobook · friends-to-lovers
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Tornians
by M.K. Eidem
4.18 · 208 ratings
aliens · fiction · sci-fi · adult · paranormal · steamy · romance · warriors · space · book · royalty · alpha-mc · futuristic · audiobook · action-adventure · space-opera · children · new-adult · contemporary · alternate-universe
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Aldebarian Alliance
by Dianne Duvall
4.37 · 89 ratings
action-adventure · aliens · fiction · female-mc · adult · sci-fi · vampires · book · romance · alpha-mc · audiobook · paranormal · humor · military · first-contact · space · futuristic · insta-love · space-opera · space-travel
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Endeavor
by Amanda Bouchet
3.88 · 52 ratings
female-mc · fiction · action-adventure · romance · book · adult · alpha-mc · space · paranormal · sci-fi · space-travel · outlaws · urban-fantasy · futuristic · steamy · multi-pov · audiobook · dystopia · suspense · space-opera
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Prime Mating Agency
by Regine Abel
4.17 · 256 ratings
aliens · monsters · first-contact · sci-fi · paranormal · fiction · adult · colonization · book · romance · humor · violent-conflict · invasion · poc-mc · fated-mates · arranged-marriage · marriage-of-convenience · alpha-mc · futuristic · steamy
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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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Clans of Kalquor
by Tracy St. John
3.96 · 196 ratings
fiction · aliens · futuristic · adult · sci-fi · romance · book · steamy · paranormal · polyamory · reverse-harem · space · alpha-mc · mlm · action-adventure · space-opera · abuse · dystopia · dark · supernatural
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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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Lords of the Var
by Michelle M. Pillow
4.09 · 74 ratings
paranormal · dragons · romance · shapeshifters · adult · aliens · fiction · action-adventure · audiobook · space · supernatural · urban-fantasy · royalty · book · steamy · sci-fi · space-opera · futuristic · alpha-mc · literary-fiction
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Borderlands
by Susan Grant
3.77 · 34 ratings
book · adult · space · paranormal · sci-fi · space-opera · aliens · fiction · action-adventure · futuristic · romance · military · outlaws · steamy · 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
book · steamy · sci-fi · adult · aliens · fiction · paranormal · romance · space · futuristic · space-opera · polyamory · alpha-mc · action-adventure · dystopia · reverse-harem · mlm · space-travel · military · enemies-to-lovers
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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
sci-fi · adult · fated-mates · aliens · fiction · paranormal · book · shapeshifters · romance · violent-conflict · first-contact · alpha-mc · contemporary · invasion · space · steamy · space-opera · insta-love · children · monsters
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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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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 · sci-fi · adult · book · romance · futuristic · aliens · action-adventure · military · steamy · space · contemporary · espionage · space-opera · violent-conflict · political-intrigue · enemies-to-lovers · paranormal · war · family
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Accidental Alien
by Celia Kyle
4.00 · 36 ratings
action-adventure · humor · aliens · fiction · steamy · romance · futuristic · adult · sci-fi · paranormal · book · space-opera · killer · audiobook · urban-fantasy · anthologies · genetic-engineering · military · insta-love · box-set
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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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Unexpected
by Layla Stone
4.06 · 18 ratings
romance · book · paranormal · futuristic · aliens · fiction · sci-fi · adult · invasion · colonization · action-adventure · space-opera · first-contact · violent-conflict · kidnapping · steamy · abuse · galactic-empire · genetic-engineering · poc-mc
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Kall Alien Warriors
by Sue Lyndon
4.17 · 12 ratings
paranormal · steamy · romance · sci-fi · adult · aliens · fiction · book · first-contact · enemies-to-lovers · arranged-marriage · galactic-empire · dystopia · invasion · post-apocalyptic · insta-love · space-opera · dark · violent-conflict · secrets
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The Kithran Regenesis
by Dani Worth
3.79 · 14 ratings
sci-fi · adult · polyamory · lgbtq · book · steamy · aliens · fiction · mlm · space-opera · reverse-harem · romance · action-adventure · female-mc · paranormal · alpha-mc · space · futuristic · grief · dystopia
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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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