Triplanetary

The Three-Body Problem

Gray Lensman: Hugo Finalist For All Time Best Series

Leviathan Wakes: Book 1 of the Expanse (now a Prime Original series)

Skylark Of Space

Caliban's War: Book 2 of the Expanse (now a Prime Original series)

Abaddon's Gate: Book 3 of the Expanse (now a Prime Original series)

Galactic Patrol

E.E. "Doc" Smith: TEDRIC: An 11th century blacksmith is visited by a new god to save the human race from destruction

Tiamat's Wrath

Children of the Lens

First Lensman

The Dark Forest

Skylark Of Valeron

Leviathan Falls