Space, dystopian futures, robots, technology, aliens . . . what is there not to love about science fiction, a genre that stretches the imagination and offers a glimpse into what lies in a galaxy and time far, far away? Now that you've indulged on the most compelling, classic epic fantasy series, it's time to switch gears. Onward, futurists!
We recruited our own POPSUGAR editors to help compile the ultimate list of geeky reads. And we're showcasing the best sci-fi narratives, with all the traditional elements of the genre: artificial intelligence, travel to remote parts of the universe, futuristic gadgets, wormholes, apocalyptic political systems, and extraterrestrials.
This list of essential geek reads isn't complete — there are plenty of time-travel, tech, and graphic novel editions still to come. But in the meanwhile, take a look at our recommendations for science fiction stories every geek must know, and tell us which books you've added to the list in 2015.