ONE WORLD. MANY CHAPTERS.All series ↗

Old Man's War

John Scalzi

Seven published main novels through 2025; excludes serial episodes and short stories.

Listed in publication order.

3.96 / 5303 total ratings

Rating-weighted average · 6 of 7 available volumes rated · Open Library

Combined book ratings, not direct series reviews or unique readers. How this is calculated ↗

7 of 7 volumes available · Complete against the checked list

Checked 2026-10-22

BOOK 1

John Scalzi

4.2(112)Open Library rating out of 5

BOOK 2

John Scalzi

4.0(23)Open Library rating out of 5

BOOK 3

John Scalzi

3.7(68)Open Library rating out of 5

BOOK 4

John Scalzi

3.8(40)Open Library rating out of 5

BOOK 5

John Scalzi

3.9(31)Open Library rating out of 5

BOOK 6

John Scalzi

4.0(29)Open Library rating out of 5

BOOK 7

Book2025

John Scalzi

Awaiting reader ratings

Checked against author or publisher sources: Source 1 ↗ · Source 2 ↗. Completeness reflects this scope as of 2026-10-22.