Related Clues:

• ''Star Trek'' genre
• ''The Blob'' genre
• Isaac Asimov's genre
• Borders line (m)
• "Blade Runner," e.g.
• Books about aliens, e.g.
• Imaginative genre
• Futuristic novel genre
• 'Futurama' genre
• Asimov genre
• ''Star Wars'' genre
• Trekkies' genre
• 'Battlestar Galactica' genre
• 'E.T.,' e.g.
• Genre with little green men