Star Crusades Nexus: Similar romance series

Legacy Fleet Trilogy

by Nick Webb

4.10 · 89 ratings

action-adventure · supernatural · soldiers · sci-fi · galactic-empire · space-opera · first-contact · space-travel · military · audiobook · adult · space-fleet · space · violent-conflict · invasion · war · book · technothriller · colonization · exploration

All books in this series ❯

Undying Mercenaries

by B.V. Larson

4.28 · 383 ratings

war · aliens · soldiers · fiction · sci-fi · space-opera · military · violent-conflict · space-fleet · adult · invasion · book · colonization · galactic-empire · audiobook · space · first-contact · space-travel · hard-sci-fi · exploration

All books in this series ❯

Duchy of Terra Universe

by Glynn Stewart

4.41 · 170 ratings

military · war · book · invasion · aliens · exploration · action-adventure · fiction · galactic-empire · space-travel · space-opera · soldiers · space-fleet · adult · violent-conflict · space · sci-fi · first-contact · audiobook · female-mc

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 ❯

Ascension Wars

by Jasper T. Scott

3.86 · 58 ratings

industrial-era · genetic-engineering · space · galactic-empire · colonization · supernatural · invasion · post-apocalyptic · book · military · first-contact · violent-conflict · historical · adult · space-fleet · soldiers · sci-fi · space-travel · exploration · fiction

All books in this series ❯

Extinction Wars

by Vaughn Heppner

4.07 · 72 ratings

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

All books in this series ❯

Blood on the Stars

by Jay Allan

4.33 · 243 ratings

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

All books in this series ❯

Shadow of Terra

by Glynn Stewart

4.41 · 41 ratings

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

All books in this series ❯

Aurora Rising

by G.S. Jennsen

4.13 · 66 ratings

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

All books in this series ❯

Portal Wars

by Jay Allan

3.99 · 38 ratings

soldiers · exploration · fiction · action-adventure · aliens · sci-fi · colonization · war · book · invasion · space-fleet · adult · dystopia · space · violent-conflict · first-contact · audiobook · military · galactic-empire · space-travel

All books in this series ❯

Crimson Worlds Refugees

by Jay Allan

4.29 · 60 ratings

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

All books in this series ❯

Dark Space

by Jasper T. Scott

3.84 · 82 ratings

invasion · space-fleet · book · galactic-empire · audiobook · space · fiction · aliens · sci-fi · space-opera · military · violent-conflict · adult · historical · supernatural · genetic-engineering · dystopia · cyberpunk · steampunk · industrial-era

All books in this series ❯

Crimson Worlds

by Jay Allan

4.11 · 172 ratings

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

All books in this series ❯

Earthrise

by Daniel Arenson

4.01 · 136 ratings

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

All books in this series ❯

The Last War

by Peter Bostrom

4.09 · 34 ratings

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

All books in this series ❯

The Last Hunter

by J.N. Chaney

4.44 · 127 ratings

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

All books in this series ❯

War Wolves

by Jonathan Yanez

4.20 · 20 ratings

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

All books in this series ❯

Imperium Spacemage

by Timothy Ellis

4.54 · 26 ratings

space · violent-conflict · adult · magic · military · cyberpunk · first-contact · space-fleet · space-opera · space-travel · galactic-empire · soldiers · epic · aliens · exploration · fiction · super-powered · supernatural · book · invasion

All books in this series ❯

The Eurynome Code

by K. Gorman

4.27 · 22 ratings

book · space · fiction · violent-conflict · adult · space-fleet · military · female-author · first-contact · space-opera · sci-fi · colonization · genetic-engineering · audiobook · galactic-empire · action-adventure · aliens · female-mc · space-travel · soldiers

All books in this series ❯

Universe on Fire

by Ivan Kal

4.29 · 21 ratings

space-opera · galactic-empire · soldiers · violent-conflict · adult · magic · military · book · fiction · space-travel · first-contact · space-fleet · invasion · aliens · exploration · dragons · sci-fi · paranormal · space · litrpg

All books in this series ❯

Lunar Free State

by John E. Siers

4.40 · 15 ratings

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

All books in this series ❯