- S pokorou a nadějí
- Saat des Himmels
- Safe Island
- Sailing Bright Eternity
- Saint Bob l'incroyant
- Saline Solution and two more stories
- Salvation Lost
- Salvation's Tapestry
- Sammelband 3 SF-Abenteuer: Die Raumgarde / Mission Schwarzes Loch / Der galaktische Faust
- Sammelband 3 SF-Abenteuer: Randwelten / Raumschiff Caesar / Erster Offizier
- Sammelband 5 SF-Abenteuer: Raumkriege und Wurmloch-Passagen
- Sammelband 6 SF-Abenteuer: Krieger der Galaxis
- Sammelband Chronik der Sternenkrieger 22 Romane Commander Reilly #1-22
- Sanación II “We Are the Aliens”
- Sanctuary
- Sand Doom and five more stories
- Sandcats of Rhyl
- Sang de pierre
- Sanguis veneta
- Sarah
- Sashay to the Centre of the Earth
- Satellite System and seven more stories
- Saturn's Children
- Saurus
- Savant
- Saving Proxima
- Scarti
- Scenari tecnologici. Matrix, la fantascienza e la società contemporanea
- Schatten der Götter
- Schegge di una città di plastica
- Schizophrenia. Мир не такой, каким кажется
- Schlachtpläne - Chronik der Sternenkrieger #24
- Schläfer - Chronik der Sternenkrieger #26
- Schrödinger's Cat
- Schrödinger's Dog
- Sci-Fi Short Stories
- Sci-fi Stories - Earth Colonies
- Science Bible - Resurrection
- Science Bible - Subjugation
- Science Bible - The Baby's Manger
- Science Fiction Shorts
- Science Fiction Stories
- Sciences de la vie pour les enfants
- Scifi Motherlode
- Scimitar's Glory
- Scott V.P.I.
- Scritture aliene albo 5
- Se me va + El Cruce + Metavida. De 3 en 3
- Search for the Alien God - Edition 9
- Season of Mists
- Second Chance
- Second Chance: Sky Pirate
- Second Foundation
- Second Stage Lensmen
- Secret of the Scribe
- Secret Under the Sea
- Sector Seven
- See for Yourself
- Seed of Aldebaran
- Seeding Hope Among the Ashes
- SEEKER and the SPIRIT SHIFTERS
- SeekerStar
- Seelen - Das Ruhrstadt Universum
- Seen And Not Seen
- Sekret Machines Book 1: Chasing Shadows
- Sekret Machines Book 2: A Fire Within
- Selected Short Stories Featuring Save As
- Self-Determination
- Sellenria: The Starship and the Citadel
- Semi di guerriglia
- Semper Mars
- Semper Supra
- Sensorium
- Sentient
- Sentry of the Sky
- SeptStar
- Sentry of the Sky
- SeptStar
- Servants of Man: Expanded Edition
- Seven Between the Stars
- Seven Under the Suns
- Seveneves
- Sex Clone
- Sexbot
- Sha!Sha!Sha!
- Shadow Battle
- Shadow of the Lizard
- Shadow of the Scorpion
- Shadow's End
- Shadowrise
- Shadowtrap
- Shadrach in the Furnace
- Shards of Earth
- Shattered Nine
- She Knew He Was Coming
- Sheri S Tepper SF Gateway Omnibus
- Sherlock Holmes Vs The War of the Worlds
- Shidai
- Shield of Life
- Shifting Reality
- Shiprock
- Shivering World
- Shoreline of Infinity 13
- Shoreline of Infinity 1: Science Fiction Magazine
- Shoreline of Infinity 20
- Shoreline of Infinity 21
- Shoreline of Infinity 22
- Shoreline of Infinity 5
- Shoreline of Infinity 7
- Shoreline of Infinity 8
- Shoreline of Infinity 9
- Short Bursts of Light
- Short stories to read on a bus, a car, train, or plane (or a comfy chair anywhere). Includes the nov...