Read-alikes and related books

Books like Old Man’s War

Explore 24 books like Old Man’s War by John Scalzi — a handpicked selection united by Galactic Empire, Colonization, Exploration, and Genetic Engineering.

Galactic Empire Colonization Exploration Genetic Engineering Adventure Space Opera Science Fiction & Fantasy Humorous Military Science Fiction

Top related books to Old Man’s War

Curated picks selected for thematic resonance, narrative overlap, and author diversity.

The Ghost Brigades An Old Man’s War Novel

John Scalzi

Themes: Galactic Empire • Colonization • Exploration

Leontus: Lord Solar

Rob Young

Themes: Galactic Empire • Colonization • Exploration

Grey Knights: The Omnibus

Ben Counter

Themes: Galactic Empire • Colonization • Exploration

Oaths of Damnation

Robbie MacNiven

Themes: Galactic Empire • Colonization • Exploration

The End and the Death: Volume II

Dan Abnett

Themes: Galactic Empire • Colonization • Exploration

The Fall of Cadia

Robert Rath

Themes: Galactic Empire • Colonization • Exploration

And the Mighty Will Fall A NeoG Novel

K. B. Wagers

Themes: Galactic Empire • Colonization • Genetic Engineering

Interstellar Justice Lone Wolf Squadron Book 6

Jamie Davis

Themes: Galactic Empire • Exploration • Adventure

Star Corps Lone Wolf Squadron Book 5

Jamie Davis

Themes: Galactic Empire • Exploration • Adventure

#10

Spaceship Thrive Large Print Edition

Ginger Booth

Themes: Colonization • Exploration • Genetic Engineering

#11

The Lost Generation A Science Fiction Adventure Novella

Connor Whiteley

Themes: Galactic Empire • Exploration • Genetic Engineering

#12

Continuum Riven Worlds Book One

G. S. Jennsen

Themes: Galactic Empire • Colonization • Exploration

#13

Revelation Run (Wholesale Slaughter Book 3)

Rick Partlow

Themes: Galactic Empire • Colonization • Exploration

#14

Into the Reckoning Book Ten

James Rosone

Themes: Galactic Empire • Colonization • Adventure

#15

We Are Legion (We Are Bob): Bobiverse: Book 1

Dennis E. Taylor

Themes: Exploration • Adventure • Space Opera

#16

The Dark Takes Fools An Epic Space Opera Odyssey Series

Mark Henwick

Themes: Galactic Empire • Colonization • Adventure

#17

Post Contact: First Days (The Post Contact Series Book 1)

D.C. Macey

Themes: Colonization • Exploration • Adventure

#18

The Medusa Fold Large Print Edition

Nick Adams

Themes: Galactic Empire • Exploration • Adventure

#19

Speaker Of Treachery A Science Fiction Space Opera Novella

Connor Whiteley

Themes: Galactic Empire • Genetic Engineering • Adventure

#20

Sector Justice A Seeders Universe Novel

Dean Wesley Smith

Themes: Colonization • Exploration • Adventure

#21

Hell Divers XII: Heroes

Nicholas Sansbury Smith

Themes: Colonization • Exploration • Genetic Engineering

#22

Mickey7 A Novel

Edward Ashton

Themes: Colonization • Genetic Engineering • Adventure

#23

World Walkers

Neal Asher

Themes: Colonization • Exploration • Space Opera

#24

Coreward

S. J. Madill

Themes: Colonization • Exploration • Space Opera

A curated shelf of 24 read-alikes for Old Man’s War by John Scalzi — spanning Galactic Empire, Colonization, Exploration and featuring authors such as John Scalzi, Rob Young, Ben Counter, Robbie MacNiven, and others.