The following movies/television shows are listed in the Science Fiction genre.
Alien (1979)
Alien 3 (1992)
Alien Predators (1987)
Alien Rising (2013)
Alien: Resurrection (1997)
Aliens (1986)
Flash Gordon (1980)
Moon (2009)
The Phantom Planet (1961)
Plan 9 from Outer Space (1959)
Wing Commander (1999)
X: The Man with X-Ray Eyes (1963)