The Phantom Planet (1961)

After returning from her first space mission, astronaut Sam Walker is placed under NASA’s care at a high security house for rehabilitation and medical testing. However, when disturbing occurrences begin happening around the property, she fears that something extraterrestrial has followed her back to Earth

Starship C57D travels to planet Altair 4 in search of the crew of spaceship "Bellerophon," a scientific expedition that has been missing for twenty years. They find themselves unwelcome by the expedition's lone survivor and warned of destruction by an invisible force if they don't turn back immediately.

Humanity finds a mysterious object buried beneath the lunar surface and sets off to find its origins with the help of HAL 9000, the world's most advanced super computer.

Test pilot Tuck Pendleton volunteers to test a special vessel for a miniaturization experiment. Accidentally injected into a neurotic hypochondriac, Jack Putter, Tuck must convince Jack to find his ex-girlfriend, Lydia Maxwell, to help him extract Tuck and his ship and re-enlarge them before his oxygen runs out.

A planet is discovered in the same orbit as Earth's but is located on the exact opposite side of the sun, making it not visible from Earth. The European Space Exploration Council decide to send American astronaut Glenn Ross and British scientist John Kane via spaceship to explore the other planet.

Mere seconds before the Earth is to be demolished by an alien construction crew, Arthur Dent is swept off the planet by his friend Ford Prefect, a researcher penning a new edition of "The Hitchhiker's Guide to the Galaxy."

When the first manned mission to Mars meets with a catastrophic and mysterious disaster after reporting an unidentified structure, a rescue mission is launched to investigate the tragedy and bring back any survivors.

A mysterious force knocks the moon from its orbit around Earth and sends it hurtling on a collision course with life as we know it.

Ba'al travels back in time and prevents the Stargate program from being started. SG-1 must somehow restore history.

A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.