The Chronicles of Kassouk
by Vijaya Schartz
4.00 · 5 ratings
fiction · book · adult · space-opera · poc-mc · fantasy · warriors · aliens · romance · season-winter · exploration · steamy · shapeshifters · genetic-engineering · space · epic · paranormal · space-travel
The Chronicles of Kassouk: Similar series
Ravenor
by Dan Abnett
4.29 · 112 ratings
fiction · action-adventure · war · grim-dark · space · violent-conflict · military · audiobook · sci-fi · mystery · pulp · book · space-opera · young-adult · adult · dystopia · contemporary · box-set · children-books · humor
All books in this series ❯
The Uplift Saga
by David Brin
3.88 · 181 ratings
adult · sci-fi · fiction · space · space-opera · book · aliens · hard-sci-fi · audiobook · male-author · violent-conflict · action-adventure · first-contact · invasion · historical · 20th-century · war · animals · evolution · military
All books in this series ❯
Polity - stand alone
by Neal Asher
3.99 · 95 ratings
space-opera · sci-fi · adult · hard-sci-fi · action-adventure · fiction · ai · space · audiobook · violent-conflict · book · military · aliens · horror · war · cyberpunk · male-author · first-contact · technothriller · invasion
All books in this series ❯
Class 5
by Michelle Diener
4.16 · 125 ratings
ai · book · adult · sci-fi · fiction · space · romance · space-opera · military · aliens · action-adventure · galactic-empire · futuristic · female-mc · alpha-mc · multi-pov · audiobook · kidnapping · dark · paranormal
All books in this series ❯
Renegade Star
by J.N. Chaney
4.32 · 237 ratings
book · first-contact · space · steampunk · industrial-era · exploration · fiction · space-travel · sci-fi · historical · genetic-engineering · space-opera · violent-conflict · adult · military · audiobook · cyberpunk · galactic-empire · colonization · action-adventure
All books in this series ❯
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
All books in this series ❯
Star Trek: The Dominion War
by John Vornholt
3.75 · 39 ratings
adult · book · war · fiction · sci-fi · action-adventure · violent-conflict · invasion · aliens · space-opera · military · genetic-engineering · space · mystery
All books in this series ❯
Big Sky Alien Mail Order Brides
by Elsa Jade
3.95 · 32 ratings
romance · book · steamy · aliens · fiction · paranormal · sci-fi · adult · shapeshifters · urban-fantasy · contemporary · space · action-adventure · space-opera · fated-mates · alpha-mc · military · vampires · female-mc · exploration
All books in this series ❯
Baldwin's Legacy
by Nathan Hystad
4.26 · 23 ratings
aliens · fiction · sci-fi · space-opera · military · space · adult · invasion · violent-conflict · book · soldiers · space-travel · galactic-empire · first-contact · genetic-engineering · space-fleet · colonization · action-adventure · exploration · audiobook
All books in this series ❯
AI Trilogy
by Tony Ballantyne
3.45 · 22 ratings
space-opera · ai · sci-fi · dystopia · adult · book · action-adventure · fiction · violent-conflict · cyberpunk · far-future · futuristic · literary · space-travel · space · audiobook · military · male-mc · war · post-apocalyptic
All books in this series ❯
Legacy War
by John Walker
4.24 · 34 ratings
aliens · exploration · fiction · colonization · book · invasion · genetic-engineering · space · space-fleet · adult · violent-conflict · military · first-contact · space-travel · space-opera · galactic-empire · sci-fi · audiobook
All books in this series ❯
Spineward Sectors
by Luke Sky Wachter
4.07 · 99 ratings
sci-fi · violent-conflict · space · adult · military · book · fiction · space-opera · space-fleet · action-adventure · galactic-empire · war · soldiers · colonization · humor · invasion · aliens · genetic-engineering · nautical
All books in this series ❯
Ports of Call
by Jack Vance
3.59 · 17 ratings
sci-fi · space-opera · book · adult · fiction · space · male-author · action-adventure · humor · box-set · contemporary · audiobook
All books in this series ❯
Bounty
by Christine d'Abo
3.71 · 14 ratings
adult · romance · space · space-opera · sci-fi · fiction · action-adventure · outlaws · mlm · lgbtq · steamy · book · angst · futuristic · bisexuality · alpha-mc · pansexuality · expert · slavery · polyamory
All books in this series ❯
Lone Wolf Squadron
by Jamie Davis
4.70 · 23 ratings
space-travel · galactic-empire · soldiers · sci-fi · space · genetic-engineering · violent-conflict · space-fleet · military · first-contact · book · invasion · humor · aliens · exploration · fiction · adult · space-opera · supernatural · young-adult
All books in this series ❯
Anti Life
by Allen Kuzara
3.31 · 13 ratings
aliens · fiction · invasion · book · first-contact · violent-conflict · adult · sci-fi · space-opera · action-adventure · military · space · space-fleet · soldiers · colonization · supernatural · mystery · exploration · space-travel · politics
All books in this series ❯
Star Crusades Mercenaries
by Michael G. Thomas
3.92 · 12 ratings
galactic-empire · space-travel · space-opera · soldiers · space-fleet · adult · violent-conflict · space · sci-fi · first-contact · military · book · invasion · aliens · action-adventure · exploration · fiction · super-powered
All books in this series ❯
Star Bears
by Becca Fanning
3.94 · 18 ratings
fiction · fantasy · paranormal · shapeshifters · demons · military · adult · witches-wizards · psychics · poc-mc · humor · action-adventure · angels · romance · supernatural · ghosts · book · space-opera · anthologies · steamy
All books in this series ❯
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
All books in this series ❯
The Midsolar Murders
by Mur Lafferty
4.33 · 6 ratings
book · action-adventure · fiction · mystery · sci-fi · adult · crime · murder · cozy · space-opera · amateur-sleuth · space · dystopia · female-mc · aliens · audiobook · female-author
All books in this series ❯
The Final Fall of Man
by Andrew Hindle
4.00 · 4 ratings
humor · fiction · book · space · adult · sci-fi · space-opera · colonization · aliens · invasion · post-apocalyptic · military · violent-conflict · space-fleet · exploration · first-contact · cyberpunk · space-travel
All books in this series ❯
Star Hounds
by David Bischoff
3.50 · 6 ratings
adult · sci-fi · fiction · book · action-adventure · cyberpunk · humor · space-opera · post-apocalyptic · space · dystopia · military · space-fleet · violent-conflict · audiobook · box-set
All books in this series ❯
The Amagi Series
by S.J. Pajonas
4.25 · 4 ratings
space-opera · fiction · romance · book · adult · sci-fi · action-adventure · reverse-harem · black-mc · space · space-travel · colonization · poc-mc · young-adult
All books in this series ❯