Moonbase

The first manned expedition to Mars is invaded by an unknown life form, which stows away on the rescue ship.

A small group of cosmic explorers, including a woman, leaves Earth to start a new civilization. They do not realize that within themselves they carry...

While on a routine mission, an astronaut soon finds herself battling for command, facing forces known -- and unknown -- intent on destroying her.

The Midwest USA is invaded by stingray-shaped alien slugs that ride on people's backs and control their minds in order to spread their dominion....

A spaceship is sent to Mars after an alien distress signal is picked up. They find one survivor, but when a crew member is found drained of blood...

In the future, two slaves in a distant galaxy escape prison and crash-land on a strange planet. They meet Zed, whose hospitality attempts to hide the...

Desperate to land a man on the moon before Russia does, NASA hastily preps a would-be spaceman for a mission that would leave him alone in a lunar...

After an asteroid draws an astronaut and his ship to its surface, he is miniaturized by the phantom planet's exotic atmosphere.

An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard...

In 1960, four American scientists travel to a planet that has just entered Earth's solar system to see if it's able to support an Earth colony. They...

A mysterious magnetic spool found during a construction project is discovered to have originated from Venus. A rocket expedition to Venus is launched...

Ralph Cotter, a ruthless criminal, escapes violently from a farm prison. Then, he seduces a dead inmate’s sister, gets back quickly into the...