Example image of eyePlorer eyePlorer map for 'Traveller (role-playing game)': Game Designers' Workshop Role-playing game Science fiction Mongoose Publishing Dungeons & Dragons Fantasy Space opera Traveller (role-playing game) CoDominium Dumarest saga Edwin Charles Tubb Foundation series H. Beam Piper Isaac Asimov Jerry Pournelle Known Space Larry Niven List of science fiction themes Poul Anderson Space Viking Political power Hyperdrive Interstellar travel Jump drive Parsec Superluminal communication Emperor Feudalism Nobility Archduke Dynasty AI Virus (Traveller) Genetic engineering Speciation Age of Sail Psychohistory (fictional) Roman Empire Millennium Social organisation Psionics Artificial intelligence Anathema Nanotechnology Transhumanism Out of print Capitalism Gender role Honor code Reverse engineering Caste