Judge, Jury, & Executioner: Similar romance series

The Kurtherian Gambit

by Michael Anderle

4.48 · 585 ratings

aliens · fiction · paranormal · vampires · urban-fantasy · violent-conflict · action-adventure · genetic-engineering · space · galactic-empire · shapeshifters · military · space-opera · audiobook · book · sci-fi · war · suspense · invasion · first-contact

All books in this series ❯

Tao

by Wesley Chu

3.84 · 81 ratings

sci-fi · espionage · aliens · fiction · action-adventure · political-intrigue · audiobook · book · space-fleet · male-author · first-contact · military · violent-conflict · crime · spirituality · humor · alternate-history · space · invasion · religion

All books in this series ❯

Old Man's War

by John Scalzi

4.02 · 552 ratings

space · fiction · sci-fi · space-opera · book · audiobook · aliens · military · adult · violent-conflict · colonization · war · action-adventure · space-travel · humor · soldiers · genetic-engineering · galactic-empire · exploration · politics

All books in this series ❯

The Legend of ZERO

by Sara King

4.33 · 138 ratings

book · space-opera · sci-fi · action-adventure · aliens · fiction · space · post-apocalyptic · violent-conflict · first-contact · dystopia · invasion · military · war · futuristic · galactic-empire · adult · journey · horror · humor

All books in this series ❯

The Human Division

by John Scalzi

4.07 · 243 ratings

military · adult · violent-conflict · sci-fi · space-opera · space-travel · aliens · fiction · space · soldiers · action-adventure · humor · exploration · war · audiobook · genetic-engineering · galactic-empire · colonization · book · first-contact

All books in this series ❯

Captured by Aliens

by A.G. Wilde

4.03 · 77 ratings

paranormal · action-adventure · aliens · fiction · female-mc · adult · first-contact · sci-fi · book · steamy · romance · dark · kidnapping · alpha-mc · galactic-empire · humor · poc-mc · slow-burn · violent-conflict · invasion

All books in this series ❯

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

All books in this series ❯

Raider Warlords of the Vandar

by Tana Stone

4.30 · 142 ratings

book · adult · sci-fi · aliens · fiction · galactic-empire · romance · steamy · first-contact · female-mc · action-adventure · space · invasion · violent-conflict · humor · paranormal · new-adult · alpha-mc · audiobook · fighter

All books in this series ❯

Alien Invasion

by Sean Platt

3.83 · 96 ratings

adult · violent-conflict · first-contact · horror · sci-fi · aliens · action-adventure · fiction · apocalyptic · dystopia · audiobook · colonization · book · post-apocalyptic · invasion · comedy · humor · space-fleet · military · space

All books in this series ❯

Aurora Rising

by G.S. Jennsen

4.13 · 66 ratings

first-contact · military · sci-fi · space-opera · space-travel · fiction · action-adventure · cyberpunk · galactic-empire · colonization · book · space-fleet · violent-conflict · aliens · exploration · space · ai · romance · adult · soldiers

All books in this series ❯

Indian Hill

by Mark Tufo

4.49 · 102 ratings

violent-conflict · adult · first-contact · sci-fi · aliens · fiction · book · invasion · post-apocalyptic · space-fleet · military · space-travel · soldiers · action-adventure · exploration · space · audiobook · zombies · colonization · horror

All books in this series ❯

The Terra Nova Chronicles

by Richard Fox

4.19 · 41 ratings

action-adventure · fiction · aliens · colonization · exploration · book · invasion · space · violent-conflict · first-contact · space-opera · space-travel · galactic-empire · sci-fi · military · young-adult · adult · audiobook

All books in this series ❯

Ruins of the Galaxy

by J.N. Chaney

4.33 · 41 ratings

military · book · invasion · aliens · fiction · colonization · galactic-empire · space-opera · soldiers · sci-fi · violent-conflict · space · first-contact · audiobook · war · action-adventure · young-adult · adult · humor · urban-fantasy

All books in this series ❯