All Space Opera books

Against All

Jeffery H. Haskell, Peter Berkrot

Beyond the Reach of Earth

Ken MacLeod

The All-consuming World

Cassandra Khaw

Andromeda's Fall: a Novel of the Legion of the Damned

William C. Dietz

Andromeda's Choice: a Novel of the Legion of the Damned

William C. Dietz

Retief: Diplomat-at-arms

Keith Laumer

Outpost on Io

Leigh Brackett

Lorelei of the Red Mist

Leigh Brackett, Ray Bradbury

Citadel of Lost Ships

Leigh Brackett

The Legion of Lazarus

Edmond Hamilton

Omnilingual

H. Beam Piper

First Lensman

E. E. "Doc" Smith

The Expendables

A.E. van Vogt

The Stainless Steel Rat

Harry Harrison

Galactic Patrol

E. E. "Doc" Smith

Triplanetary

E. E. (Edward Elmer) Smith, E.E. "Doc" Smith

Children of the Lens

E.E. "Doc" Smith

Second Stage Lensman

E.E. "Doc" Smith

The Vortex Blaster

E. E. "Doc" Smith

The Skylark of Space

E.E. "Doc" Smith

Skylark Three

E. E. Doc Smith

Friends Indeed

David Weber, Jane Lindskold

Red Star Hustle / Apprehension

Sam J. Miller, Mary Robinette Kowal

We Are Legion (we Are Bob)

Dennis E. Taylor

We Are Legion (we Are Bob)

Dennis E. Taylor

Tony and the Beetles

Philip K. Dick

Planet of the Damned

Harry Harrison

Deathworld

Harry Harrison

The Stainless Steel Rat and the Misplaced Battleship

Harry Harrison

Deathworld 2

Harry Harrison

Empire

Clifford D. Simak

Gold in the Sky

Alan E. Nourse

Inside Earth

Poul Anderson

Med Ship Man

Murray Leinster

Plague Ship

Andre Norton

End As a Hero

Keith Laumer

Asteroid of Fear

Raymond Z. Gallun

Big Pill

Raymond Z. Gallun

Lord of a Thousand Suns

Poul Anderson, Herman B Vestal

Masters of Space

E.E. "Doc" Smith