- Roadmarks
- Roadside Picnic
- Roar of Sky
- Roark
- Robaste mi futuro
- Robert and Louie
- Robert F. Young Super Pack
- Robert Holdstock SF Gateway Omnibus
- Robert Kirkman's The Walking Dead: Typhoon
- Robert Mitchum ne revient pas
- Robert, the Video Game Boy
- Roberto (Cegados)
- Robina Crux
- Robinson az őrhelyen
- Robinson du cosmos
- Robo sapiens
- Robogenesis
- Robopocalypse
- Robot
- Robot Academy
- Robot Commandos: The Dragoon War: Ep 1
- Robot Commandos: The Dragoon War: Ep 2
- Robot Commandos: The Dragoon War: Ep 3
- Robot Commandos: The Dragoon War: Ep 4
- Robot Evolution: Perfect Partners, Inc. Vols 1-5
- Robot Mountain: Agents of ISIS, Book 3
- Robot Overlords
- Robot Son
- Robot Uprisings
- Robot World End of Earth
- Robot-Legende
- Robota
- Roboter-Wesen E.S.-X-M.9 rettet die Welt
- Robots and Vampires
- Robots domestiques
- Robots e Imperio (Serie de los robots 5)
- Robots Have No Tails
- Robots of the World! Arise!
- Robots vs. Fairies
- Robots, Androids, Cyborgs, Oh My!
- Roboty i imperium
- Robur the Conqueror
- Robur-le-conquérant
- Rocannon's World
- Rock Hard Alien : Science Fiction Romance Collection
- Rock of Ages (Maijstral Series 3)
- Rock Rift
- Rock Star
- Rock-It-Stories-Mister-Midnight-eBook
- Rocket
- Rocket from Infinity
- Rocket Girls Box Set: Supersonic Books 1-5
- Rocket Ship Galileo
- Rocket Summer
- Rocket to the Morgue
- Rocketman
- Rocketman Christmas
- Rocketman: Robot Warriors
- Rocketpack Adventures
- Rockets in Ursa Major
- Rod Serling’s Triple W: Witches, Warlocks and Werewolves
- Rodan's Awakening
- Rodas
- Roden24
- Roderick
- Roderick At Random
- Rodes
- Rodion
- Rogue
- Rogue (Star Minds Lone Wolves)
- Rogue Alien's Legacy
- Rogue Alien's Secret
- Rogue Alien's Woman
- Rogue Bolo
- Rogue Clone
- Rogue Colony
- Rogue Cyborg
- Rogue Derelict
- Rogue Experiment
- Rogue Fleet
- Rogue Genesis
- Rogue Invasion
- Rogue Legion
- Rogue Moon
- Rogue One: A Star Wars Story
- Rogue Orbit
- Rogue Planet
- Rogue Protocol
- Rogue Queen
- Rogue Shepherd - The Hornet's Nest - A Prequel
- Rogue Squadron
- Rogue Star Omnibus Vol. 1
- Rogue Stars
- Rogue State
- Rogue Berserker
- Roguebots
- Rogues in the House
- Rojan Dawn
- Roland`s Post Apocalyptic Railroad
- Roll Back
- Rollback
- Rom
- Roma Aeronautica: A Novella of the Steam Empire Chronicles
- Roma AEterna
- Roma Aeterna
- Roma Eterna
- Roma Mater
- Roma Nova
- Roman's Gold
- Roman-Paket Martin Takener – Held der Galaxis, 9 SF-Romane auf 1100 Seiten
- Romance Langley: Uncommon Synths
- Romancing the Inventor: A Supernatural Society Novella
- Romancing the Werewolf: A Supernatural Society Novella
- Romane von Atlantis bis Zeitungsboy