Celestial Soul-Mates: Similar romance series

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

All books in this series ❯

Calluvia's Royalty

by Alessandra Hazard

4.17 · 106 ratings

adult · aliens · fiction · lgbtq · paranormal · mlm · royalty · romance · book · magic · slow-burn · family · drama · space · enemies-to-lovers · supernatural · angst · steamy · male-mc · sci-fi

All books in this series ❯

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

All books in this series ❯

Imperial

by M.K. Eidem

4.32 · 63 ratings

adult · space-opera · sci-fi · aliens · fiction · alpha-mc · audiobook · paranormal · book · other-world · romance · violent-conflict · military · action-adventure · war · futuristic · space · steamy · space-travel · humor

All books in this series ❯

Interstellar Brides Program

by Grace Goodwin

4.07 · 330 ratings

paranormal · aliens · sci-fi · romance · fiction · adult · steamy · action-adventure · military · book · other-world · audiobook · shapeshifters · genetic-engineering · insta-love · vampires · futuristic · contemporary · polyamory · alpha-mc

All books in this series ❯

Aliens Overnight

by Robin L. Rotham

3.64 · 41 ratings

book · adult · sci-fi · aliens · fiction · warriors · action-adventure · futuristic · space · alpha-mc · paranormal · supernatural · romance · other-world · steamy · bdsm · love-triangle · humor · mlm · kidnapping

All books in this series ❯

Interstellar Brides Chronological

by Grace Goodwin

4.11 · 542 ratings

aliens · sci-fi · steamy · paranormal · fiction · action-adventure · adult · romance · military · book · audiobook · genetic-engineering · shapeshifters · insta-love · vampires · futuristic · contemporary · alpha-mc · other-world · violent-conflict

All books in this series ❯

Brides of the Kindred

by Evangeline Anderson

4.13 · 841 ratings

adult · fiction · sci-fi · book · paranormal · aliens · romance · steamy · humor · audiobook · contemporary · futuristic · alpha-mc · space · supernatural · action-adventure · gods · new-adult · vampires · suspense

All books in this series ❯

Mail Call / Valhalla

by Kate Pearce

3.59 · 34 ratings

book · steamy · adult · paranormal · sci-fi · medieval · aliens · fiction · futuristic · europe · romance · scandinavia · contemporary · polyamory · historical · alpha-mc · dark · space-opera · harem · stalking

All books in this series ❯

Interstellar Brides: The Colony

by Grace Goodwin

4.26 · 108 ratings

fiction · paranormal · cyborgs · romance · book · steamy · sci-fi · adult · shapeshifters · vampires · aliens · action-adventure · audiobook · genetic-engineering · insta-love · military · futuristic · violent-conflict · war · contemporary

All books in this series ❯

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

All books in this series ❯

Unearthly World

by C.L. Scholey

3.94 · 77 ratings

steamy · adult · sci-fi · aliens · fiction · romance · book · action-adventure · paranormal · shapeshifters · futuristic · contemporary · humor · space · dystopia · alpha-mc · suspense · warriors · audiobook · supernatural

All books in this series ❯

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

All books in this series ❯

Interstellar Brides: The Virgins

by Grace Goodwin

3.99 · 65 ratings

aliens · fiction · sci-fi · adult · romance · steamy · paranormal · book · futuristic · alpha-mc · action-adventure · military · audiobook · genetic-engineering · shapeshifters · contemporary · space · war · dark · insta-love

All books in this series ❯

Rystani Warrior

by Susan Kearney

3.76 · 36 ratings

futuristic · romance · book · aliens · fiction · paranormal · sci-fi · contemporary · adult · steamy · space-opera · space · other-world · alpha-mc · cyborgs · dangerous-mc · time-travel · female-mc · psychics · space-travel

All books in this series ❯

Fallon Mates

by Jory Strong

3.76 · 49 ratings

paranormal · adult · romance · book · steamy · aliens · fiction · sci-fi · contemporary · fated-mates · lgbtq · mlm · alpha-mc · futuristic · new-adult · other-world · shapeshifters · supernatural · epic · fantasy

All books in this series ❯

Warriors of Karal

by Harmony Raines

4.18 · 38 ratings

violent-conflict · adult · contemporary · first-contact · space-travel · galactic-empire · sci-fi · paranormal · action-adventure · aliens · exploration · colonization · fiction · book · steamy · invasion · romance · genetic-engineering · dystopia · warriors

All books in this series ❯

Zarronian Warriors

by Mardi Maxwell

3.87 · 30 ratings

aliens · warriors · fiction · book · steamy · adult · sci-fi · paranormal · kidnapping · romance · futuristic · dark · psychics · witches-wizards · other-world · alpha-mc · magic · action-adventure · fated-mates · space

All books in this series ❯

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

All books in this series ❯

UN-Forgettable

by C.J. Barry

3.71 · 28 ratings

space · adult · sci-fi · paranormal · aliens · fiction · romance · futuristic · book · other-world · steamy · gothic · contemporary · space-opera · kidnapping · expert · historical · suspense · dark · outlaws

All books in this series ❯

Terranovum Brides

by Sara Fields

3.85 · 25 ratings

sci-fi · magic · adult · aliens · fiction · paranormal · romance · book · steamy · audiobook · contemporary · shapeshifters · insta-love · slavery · futuristic · action-adventure · dragons · alpha-mc · royalty · dark

All books in this series ❯

Triad

by Kate Pearce

3.82 · 34 ratings

aliens · fiction · adult · mlm · steamy · paranormal · lgbtq · book · romance · sci-fi · futuristic · contemporary · action-adventure · polyamory · military · fantasy · psychics · medieval · europe · insta-love

All books in this series ❯