Humorous Science Fiction

Space Viking

By H. Beam Piper

Just One Damned Thing After Another

By Jodi Taylor

The Weight of Numbers

By Ings, Simon

Annihilation: The thrilling book behind the most anticipated film of 2018 (Southern reach trilogy)

By Vandermeer, Jeff

Foundation

By Asimov, Isaac

The Minders: Five strangers guard our secrets. Four can be trusted.

By John Marrs

Nano Flower

By A. Beeron

Good Omens

By Gaiman, Neil, Pratchett, Terry

Eric: Discworld: The Unseen University Collection: 9 (Discworld Novel)

By Pratchett, Terry

Ender's Game (Ender Saga): Book 1 of the Ender Saga

By Orson Scott Card

On Basilisk Station

By David Weber

The Ultimate Hitchhiker's Guide to the Galaxy: The Complete Trilogy in Five Parts (Hitchhikers Guide to/Galaxy)

By Adams, Douglas

Coyote Frontier: The Coyote Series: Book Three

By Allen M. Steele

Freedom's Choice (The Catteni Sequence)

By McCaffrey, Anne

Deathstalker

By Simon R. Green

The Howling Stones

By Alan Dean Foster

Han Solo's Revenge

By Brian Daley

Plague Ship

By Norton, Andre

Orphan Star

By Foster, Alan Dean

Tau Zero

By Poul Anderson

Masks of the Martyrs

By Jack L. Chalker

The Tar-Aiym Krang

By Alan Dean Foster

Wheelworld

By Harrison, Harry

Coyote Rising: The Coyote Series: Book Two

By Allen M. Steele

And Another Thing ...: Douglas Adams' Hitchhiker's Guide to the Galaxy. As heard on BBC Radio 4

By Colfer, Eoin

Rule Britannia (Virago Modern Classics)

By Du Maurier, Daphne

Lucifer's Hammer

By Niven, Larry, Pournelle, Jerry

Amtrak Wars: Bk.4: Blood River

By Patrick Tilley

Rogue Moon

By algis budrys

The Boat of a Million Years

By Poul Anderson