Best Sci-Fi Novels About Outer Space

While we wait for Mars-bound technology, books offer a journey through the vast, mysterious depths of space. This list ranks the greatest sci-fi novels about outer space, from Starship Troopers to The Martian, based on user votes. Great space novels come in many forms: travel tales, alien life stories, and more. Many have been adapted into award-winning films, like Douglas Adams's The Hitchhiker's Guide to the Galaxy, where Arthur Dent escapes apocalypse by spaceship. Arthur C. Clarke's 2001: A Space Odyssey is another standout. Frank Herbert's Dune was famously adapted by director David Lynch. Other notable works include Ender's Game, The Martian Chronicles, and The Forever War. Which sci-fi book about outer space is your favorite? Vote for the best and join the conversation.