1970-1990

Across a Billion Years

The Adventures of Hobart Floyt and Alacrity Fitzhugh

Armor

Arthur C. Clarke's Venus Prime

The Avatar

Battlefield Earth: A Saga of the Year 3000

Berserker (Saberhagen's Berserker Series)

Bolo: Rogue Bolo

Cemetery World and Destiny Doll

Cluster

The Complete LaNague (The LaNague Federation Series)

Crisis of Empire series by David Drake

The Dosadi Experiment (ConSentiency Universe)

The Dragon Never Sleeps

The Dumarest Saga

Dune

Ender's Game

Envoy to New Worlds (Retief Book 1)

Eon (The Way Book 1)

Eros Ascending (Tales of the Velvet Comet)

Footfall by Larry Niven

For Love of Mother Not (Adventures of Pip & Flinx Book 1)

The Forever Hero: Dawn for a Distant Earth, The Silent Warrior, In Endless Twilight complete trilogy

The Forge of God

Frank Herbert The Pandora Sequence

Friday by Robert A. Heinlein

Gateway (Heechee Saga)

The Ginger Star Leigh Brackett

The Gods Themselves

High Couch of Silistra (Silistra Quartet)

Hour of the Horde

In the Ocean of Night (Galactic Center saga)

Joe Haldemann - The Forever War

The Legacy of Heorot (Heorot Series)

The Man Who Used the Universe

Messenger of Zhuvastou

The Mote in God's Eye

Nemesis

Neverness

Norstrilia (with the prequel, The Ballad of Lost C'Mell)

The Peace War

Ranks of Bronze (Ranks of Bronze Series Book 1)

Refugee (Bio of a Space Tyrant Book 1)

Rendezvous with Rama

Ringworld by Larry Niven

The Santiago Saga

Shadow & Claw

Splinter of the Mind's Eye (original star wars sequel never filmed)

Split Infinity (Apprentice Adept Book 1)

Star Commandos

Sten: Sten chronicle Series, Book 1

Sundiver Kindle (uplift saga) by David Brin

Time Patrol Audible by Poul Anderson

Timescape: A Novel by Gregory Benford

Total Eclipse

Tuf Voyaging: A Novel by George R. R. Martin

The Van Rijn Method (The Technic Civilization Saga) -Dominic Flandry serie

Way of the Pilgrim

Worlds (The Worlds Trilogy)

Xeno

The Year's Best Science Fiction Serie