Aliens / Predator / Prometheus
by Steve Perry
3.81 · 290 ratings
aliens · fiction · sci-fi · horror · adult · action-adventure · space-opera · monsters · violent-conflict · book · super-powered · military · comics · first-contact · cyberpunk · space · dystopia · invasion · time-travel · audiobook
Aliens / Predator / Prometheus: Similar series
The Expanse
by James S.A. Corey
4.24 · 776 ratings
sci-fi · space-opera · fiction · audiobook · space · adult · hard-sci-fi · aliens · male-author · action-adventure · 21st-century · mystery · book · violent-conflict · dystopia · horror · futuristic · war · suspense · military
All books in this series ❯
The Legend of ZERO
by Sara King
4.33 · 138 ratings
book · aliens · fiction · action-adventure · space-opera · sci-fi · post-apocalyptic · space · violent-conflict · first-contact · invasion · dystopia · war · futuristic · military · galactic-empire · adult · journey · horror · humor
All books in this series ❯
The Adventures of a Xeno-Archaeologist
by Jenny Schwartz
4.33 · 84 ratings
adult · first-contact · military · space-opera · sci-fi · action-adventure · aliens · fiction · futuristic · space · ai · supernatural · exploration · super-powered · cyberpunk · galactic-empire · book · romance · space-fleet · space-travel
All books in this series ❯
Transformation
by Neal Asher
4.20 · 50 ratings
sci-fi · book · post-apocalyptic · technothriller · invasion · space · audiobook · ai · aliens · fiction · action-adventure · mystery · investigator · hard-boiled · hard-sci-fi · adult · space-fleet · first-contact · military · violent-conflict
All books in this series ❯
Nemesis Saga
by Jeremy Robinson
4.09 · 93 ratings
audiobook · myths · book · adult · horror · monsters · action-adventure · fiction · paranormal · sci-fi · military · genetic-engineering · urban-fantasy · violent-conflict · disaster · mystery · suspense · technothriller · aliens · 21st-century
All books in this series ❯
Alien Movie Novelizations
by Alan Dean Foster
3.98 · 61 ratings
audiobook · adult · horror · sci-fi · action-adventure · aliens · fiction · space · dystopia · literary · classics · space-opera · cyberpunk · book · time-travel · anthologies · violent-conflict · military · super-powered · war
All books in this series ❯
Hellhole Trilogy
by Brian Herbert
3.78 · 41 ratings
space · adult · military · audiobook · horror · violent-conflict · space-opera · space-travel · galactic-empire · sci-fi · action-adventure · exploration · fiction · aliens · colonization · book · male-author · space-fleet · drama · war
All books in this series ❯
The Rage War
by Tim Lebbon
3.89 · 38 ratings
action-adventure · super-powered · aliens · fiction · sci-fi · space-opera · audiobook · horror · adult · book · military · first-contact · violent-conflict · cyberpunk · dystopia · invasion · post-apocalyptic · anthologies · war · space
All books in this series ❯
Aliens / Predator / Prometheus
by Steve Perry
3.81 · 290 ratings
aliens · fiction · sci-fi · horror · adult · action-adventure · space-opera · monsters · violent-conflict · book · super-powered · military · comics · first-contact · cyberpunk · space · dystopia · invasion · time-travel · audiobook
All books in this series ❯
Dark World Mates
by Olivia Riley
3.97 · 60 ratings
aliens · fiction · adult · sci-fi · book · romance · action-adventure · female-mc · violent-conflict · first-contact · invasion · alpha-mc · slow-burn · military · space · suspense · paranormal · prison · monsters · space-opera
All books in this series ❯
Alien Hunters
by Daniel Arenson
3.87 · 32 ratings
colonization · action-adventure · super-powered · aliens · invasion · exploration · fiction · book · military · violent-conflict · space · space-fleet · adult · sci-fi · space-travel · space-opera · humor · galactic-empire · mlm · supernatural
All books in this series ❯
Forsaken Mercenary
by Jonathan Yanez
4.37 · 101 ratings
book · space · action-adventure · fiction · sci-fi · adult · post-apocalyptic · colonization · violent-conflict · genetic-engineering · cyberpunk · space-opera · historical · invasion · steampunk · industrial-era · aliens · first-contact · supernatural · soldiers
All books in this series ❯
The Lamb Among the Stars
by Chris Walley
4.21 · 38 ratings
invasion · violent-conflict · christian · sci-fi · aliens · fiction · action-adventure · humor · spirituality · book · horror · dark · mystery · adult · military · religion · space-fleet · children · space-opera · futuristic
All books in this series ❯
Sholan Alliance
by Lisanne Norman
4.04 · 67 ratings
action-adventure · aliens · fiction · sci-fi · space-opera · first-contact · violent-conflict · adult · invasion · book · paranormal · romance · space · military · polyamory · dark-fantasy · horror · politics · exploration · futuristic
All books in this series ❯
Colin Cellars First Evidence
by Ken Goddard
3.26 · 19 ratings
adult · crime · action-adventure · aliens · fiction · mystery · suspense · audiobook · book · space-opera · sci-fi · violent-conflict · outdoors · military · horror · law-enforcement · animals · warriors · politics · space
All books in this series ❯
Roak: Galactic Bounty Hunter
by Jake Bible
4.11 · 30 ratings
space-opera · soldiers · sci-fi · adult · audiobook · military · violent-conflict · book · horror · action-adventure · fiction · space · anti-hero · humor · space-fleet · colonization · aliens · space-travel · galactic-empire · urban-fantasy
All books in this series ❯
Asterion Noir
by G.S. Jennsen
4.39 · 18 ratings
cyberpunk · genetic-engineering · space · audiobook · galactic-empire · politics · suspense · colonization · book · technothriller · invasion · romance · space-fleet · adult · violent-conflict · first-contact · horror · military · space-travel · space-opera
All books in this series ❯
Gateway to the Galaxy
by Jonathan Yanez
4.23 · 36 ratings
fiction · sci-fi · military · adult · violent-conflict · humor · super-powered · soldiers · space-opera · space · aliens · first-contact · invasion · book · supernatural · colonization · galactic-empire · action-adventure · space-fleet · genetic-engineering
All books in this series ❯
The Catherine Kimbridge Chronicles
by Andrew Beery
4.02 · 50 ratings
fiction · book · military · violent-conflict · space · sci-fi · action-adventure · space-opera · space-fleet · soldiers · aliens · adult · female-mc · super-powered · young-adult · time-travel · children-books · war · invasion · historical
All books in this series ❯
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 ❯
Star Crusades Nexus
by Michael G. Thomas
3.90 · 51 ratings
book · fiction · action-adventure · space-opera · adult · violent-conflict · sci-fi · military · invasion · aliens · exploration · super-powered · galactic-empire · space-travel · soldiers · space-fleet · space · first-contact · box-set
All books in this series ❯
Aliens Omnibus
by Yvonne Navarro
3.80 · 25 ratings
sci-fi · adult · horror · aliens · fiction · violent-conflict · military · first-contact · invasion · cyberpunk · dystopia · monsters · book · action-adventure · super-powered · dragons · time-travel · anthologies · post-apocalyptic · galactic-empire
All books in this series ❯
Shadows of the Void
by J.J. Green
3.80 · 10 ratings
violent-conflict · book · super-powered · fiction · sci-fi · space-opera · military · genetic-engineering · space · space-fleet · adult · invasion · action-adventure · aliens · first-contact · cyberpunk · time-travel · colonization · supernatural · young-adult
All books in this series ❯
Black Legion
by Michael G. Thomas
3.83 · 18 ratings
galactic-empire · space-opera · soldiers · sci-fi · adult · space-fleet · space · violent-conflict · military · book · invasion · aliens · fiction · action-adventure · space-travel · first-contact · exploration · super-powered · genetic-engineering · audiobook
All books in this series ❯