Hexonian
by Charmaine Ross
4.15 · 13 ratings
aliens · fiction · book · romance · adult · first-contact · sci-fi · paranormal · invasion · violent-conflict · action-adventure · humor · colonization · mystery · steamy · dystopia · box-set
Hexonian: Similar series
Cosmos' Gateway
by S.E. Smith
4.17 · 138 ratings
audiobook · contemporary · alpha-mc · romance · sci-fi · aliens · fiction · paranormal · invasion · book · first-contact · military · space-fleet · adult · violent-conflict · soldiers · action-adventure · futuristic · steamy · alternate-history
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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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Riv’s Sanctuary
by A.G. Wilde
4.12 · 44 ratings
dark · sci-fi · adult · futuristic · poc-mc · female-mc · fiction · aliens · action-adventure · humor · paranormal · alpha-mc · space · romance · kidnapping · book · first-contact · violent-conflict · galactic-empire · audiobook
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Claimings
by Lyn Gala
4.17 · 63 ratings
aliens · fiction · age-gap · lgbtq · adult · sci-fi · mlm · romance · steamy · book · audiobook · paranormal · action-adventure · slow-burn · military · violent-conflict · space · friends-to-lovers · futuristic · female-author
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Katherine "Kitty" Katt
by Gini Koch
4.17 · 227 ratings
urban-fantasy · fiction · adult · paranormal · sci-fi · romance · book · aliens · action-adventure · humor · violent-conflict · invasion · contemporary · first-contact · super-powered · mystery · suspense · military · female-mc · alpha-mc
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Mail-Order Brides of Crakair
by Ava Ross
4.19 · 82 ratings
action-adventure · humor · romance · book · sci-fi · adult · fiction · aliens · galactic-empire · audiobook · invasion · colonization · violent-conflict · dystopia · steamy · insta-love · first-contact · paranormal · new-adult · soldiers
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Accidental Alien Brides
by January Bell
4.22 · 64 ratings
romance · sci-fi · adult · aliens · fiction · action-adventure · paranormal · steamy · book · first-contact · military · fated-mates · humor · arranged-marriage · invasion · space-fleet · violent-conflict · forced-proximity · dark · monsters
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Fire Planet Warriors
by Calista Skye
4.03 · 36 ratings
aliens · exploration · fiction · paranormal · invasion · romance · book · sci-fi · space-travel · first-contact · violent-conflict · adult · poc-mc · action-adventure · steamy · soldiers · military · humor · survival · warriors
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Stryxian Alien Warriors
by Ella Blake
4.29 · 62 ratings
aliens · fiction · adult · sci-fi · book · romance · first-contact · violent-conflict · invasion · paranormal · action-adventure · humor · space-opera · historical · cyborgs · female-mc · fated-mates · military · space · galactic-empire
All books in this series ❯
Brides of the Aashi
by Belle Harper
3.86 · 28 ratings
polyamory · first-contact · violent-conflict · adult · sci-fi · female-mc · action-adventure · humor · aliens · fiction · invasion · romance · book · reverse-harem · steamy · new-adult · paranormal · fantasy · fated-mates · male-mc
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Interstellar Protections Agency
by Jade Waltz
3.61 · 18 ratings
adult · aliens · fiction · paranormal · book · romance · sci-fi · violent-conflict · first-contact · monsters · action-adventure · humor · space · alpha-mc · steamy · invasion · space-travel · dark · new-adult · futuristic
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Brides of the Zuldrux Warriors
by Ava Ross
4.27 · 30 ratings
barbarians · colonization · steamy · book · romance · space · paranormal · fantasy · aliens · fiction · monsters · fated-mates · adult · female-author · sci-fi · urban-fantasy · warriors · humor · kind-mc · invasion
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Khanavai Warrior Bride Games
by Margo Bond Collins
4.31 · 93 ratings
fiction · adult · aliens · romance · book · sci-fi · first-contact · invasion · violent-conflict · action-adventure · steamy · humor · fated-mates · paranormal · female-mc · space · fantasy · womens-fiction · supernatural · kidnapping
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Anguis Defenders
by Stephanie West
4.06 · 17 ratings
aliens · fiction · action-adventure · invasion · book · first-contact · military · adult · alpha-mc · violent-conflict · new-adult · sci-fi · humor · futuristic · romance · steamy · paranormal · dark · biker · female-mc
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Tail and Claw
by Nancey Cummings
4.06 · 28 ratings
book · adult · romance · aliens · fiction · contemporary · audiobook · invasion · violent-conflict · first-contact · sci-fi · action-adventure · paranormal · colonization · humor · arranged-marriage · supernatural · steamy · fantasy · dystopia
All books in this series ❯
Katieran Prime
by K.D. Jones
4.01 · 102 ratings
book · adult · aliens · fiction · sci-fi · invasion · violent-conflict · action-adventure · military · first-contact · paranormal · soldiers · space-fleet · inter-galactic · female-mc · humor · romance · futuristic · steamy · other-world
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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
All books in this series ❯
Heat
by Leigh Wyndfield
3.85 · 27 ratings
book · steamy · romance · adult · aliens · fiction · paranormal · sci-fi · first-contact · humor · action-adventure · female-mc · space · invasion · violent-conflict · alpha-mc · domestic-drama · warriors · prison · fantasy
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Fated Mates of the Titan Empire
by Tammy Walsh
4.15 · 27 ratings
humor · paranormal · sci-fi · galactic-empire · space-opera · space-travel · first-contact · adult · genetic-engineering · violent-conflict · invasion · romance · book · colonization · aliens · fiction · action-adventure · military · new-adult · suspense
All books in this series ❯
Star Warrior
by C.F. Harris
3.88 · 16 ratings
aliens · fiction · humor · action-adventure · sci-fi · book · adult · romance · military · exploration · soldiers · invasion · space-fleet · violent-conflict · first-contact · galactic-empire · space-travel · new-adult · futuristic · paranormal
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Avroxee Mates
by Amelia Wilson
3.75 · 12 ratings
violent-conflict · invasion · romance · book · action-adventure · aliens · fiction · space-opera · first-contact · adult · humor · sci-fi · paranormal · audiobook · steamy · shapeshifters · colonization · poc-mc · vampires · witches-wizards
All books in this series ❯
Alpha Alien
by Flora Dare
3.37 · 19 ratings
fiction · romance · steamy · sci-fi · adult · aliens · paranormal · contemporary · inter-galactic · book · space · humor · galactic-empire · exploration · genetic-engineering · invasion · colonization · soldiers · space-travel · first-contact
All books in this series ❯
Bride to an Alien Prince
by Kate Stevens
4.23 · 26 ratings
invasion · romance · aliens · fiction · new-adult · galactic-empire · sci-fi · first-contact · adult · violent-conflict · steamy · colonization · paranormal · book · action-adventure · urban-fantasy · humor · space · anthologies · royalty
All books in this series ❯
Shattered Galaxies
by Nancey Cummings
4.00 · 11 ratings
adult · book · aliens · fiction · first-contact · violent-conflict · invasion · action-adventure · humor · paranormal · sci-fi · time-travel · romance · monsters · female-mc · barbarians · galactic-empire · myths · dystopia · magic
All books in this series ❯