A complete guide to the spaceships, weapons and technology that make SF what it is. Robots, star-killers, stillsuits, laser swords, light-sabres, X-Wings, tie-fighters, attack wasps, deathstars, Berserkers, Heechee fighters; SF is full of imagined technologies that have caught the imagination of its readers and made it the genre it is. The Gollancz SF Encyclopedia will be the complete guide to all the SF technologies of 250 of the genre's greatest creative minds. With ratings for each entry on 'Scientific plausibility', 'Reader appeal', 'Plot relevance'; 'If you like this you'll love these' cross references; appendices and fictional and real-time timelines this book will be fun as well as useful, appealing to the enquiring, opinionated and combative nature of SF fans. SF megastar Peter F Hamilton provides an extensive introduction.