It's time to put your spacecraft fetish to the test. Strap yourself in the cockpit. Grip the controls. Twenty devastating spacecraft from the fictional cosmos are about to enter this sector. This quiz will stretch your sci-fi trivia to its outer limits and push the nerd-center of your brain to the threshold of madness. If you're lucky, you'll make it out with 10 correct answers -- unless you're really the second coming of the Last Starfighter.