Best movies like Pale Blue Moon

When odd reports are received through official channels stating that the President of the United States is being held captive on a secret international moon base called Vegan and that he has been replaced on Earth by a clone, the US Marshall Service immediately sends their 'best' man, Dix, on the mission.

An alien narrates the story of his dying planet, his and his people's visitations to Earth and Earth's self-made demise, while human astronauts in space are attempting to find an alternate planet for surviving humans to live on.

A spaceship is sent to Mars after a alien distress signal is picked up. They find one survivor, but when a crew member is found drained of blood it's evident they have rescued a bloodsucking monster.

Astronauts search for solutions to save a dying Earth by searching on Mars, only to have the mission go terribly awry.

Compelled by a mysterious force, Kaena, a rebellious, high-spirited teenage girl will defy the High Priest and her people's ancestral beliefs to take the perilous journey through the Axis and discover what dark secrets lie beyond the clouds.

A team of explorers discover a clue to the origins of mankind on Earth, leading them on a journey to the darkest corners of the universe. There, they must fight a terrifying battle to save the future of the human race.

When scientists discover something in the Arctic that appears to be a buried Pyramid, they send a research team out to investigate. Little do they know that they are about to step into a hunting ground where Aliens are grown as sport for the Predator race.

A teen gang in a South London housing estate must team up with the other residents to protect their neighbourhood from a terrifying alien invasion.

A peaceful alien planet faces annihilation, as the homeless remainder of the human race sets its eyes on Terra. Mala, a rebellious Terrian teenager, will do everything she can to stop it.

In the year 3000, man is no match for the Psychlos, a greedy, manipulative race of aliens on a quest for ultimate profit. Led by the powerful Terl, the Psychlos are stripping Earth clean of its natural resources, using the broken remnants of humanity as slaves. What is left of the human race has descended into a near primitive state. After being captured, it is up to Tyler to save mankind.

On the last day of the first manned mission to Mars, a crew member of Tantalus Base believes he has made an astounding discovery – fossilized evidence of bacterial life. Unwilling to let the relief crew claim all the glory, he disobeys orders to pack up and goes out on an unauthorized expedition to collect further samples. But a routine excavation turns to disaster when the porous ground collapses and he falls into a deep crevice. His devastated colleagues attempt to recover his body. However, when another vanishes, they start to suspect that the life-form they have discovered is not without danger.

A young man finds out that he holds the key to restoring hope and ensuring survival for the human race, while an alien species called the Drej are bent on mankind's destruction.

Aliens from Outer Space are slowly switching places with real humans -- one of the first being a young man about to get married. Slowly, his new wife realizes something is wrong, and her suspicions are confirmed when her husband's odd behaviour begins to show up in other townspeople.

A crew of scientists arrives on a far, cold planet to examine archaic artifacts of unknown origin. They discover that their German enemies already have a ship there. When they seek their help after a failed landing, they only find the Germans’ bodies, obviously slaughtered by one of the archaic creatures, awoken to new life. Now the alien is after them.

A low-budget, sci-fi satire that focuses on a group of scientists whose mission is to destroy unstable planets. 20 years into their mission, they have to battle their alien mascot, that resembles a beach ball, as well as a "sensitive" and intelligent bombing device that starts to question the meaning of its existence.

A parasitic alien soul is injected into the body of Melanie Stryder. Instead of carrying out her race's mission of taking over the Earth, "Wanda" (as she comes to be called) forms a bond with her host and sets out to aid other free humans.

Led by a strange dream, scientist Aki Ross struggles to collect the eight spirits in the hope of creating a force powerful enough to protect the planet. With the aid of the Deep Eyes Squadron and her mentor, Dr. Sid, Aki must save the Earth from its darkest hate and unleash the spirits within.

Aliens have landed and are hiding on Earth, but need Earth’s scientists to help them fight an inter-planetary war.

While watching for a planet that may collide with earth, scientists stationed in Scotland are approached by a visitor from outer space.

Three women make an emergency landing on a planet plagued with a fatal disease, but are captured by dictator Overdog. Adventurer Wolff goes there to rescue them and meets Niki, the only Earthling left from a medical expedition. Combining their talents, they try to rescue the women.

The war against the Bugs continues! A Federation Starship crash-lands on the distant Alien planet OM-1, stranding beloved leader Sky Marshal Anoke and several others, including comely but tough pilot Lola Beck. It's up to Colonel/General Johnny Rico, reluctant hero of the original Bug Invasion on Planet P, to lead a team of Troopers on a daring rescue mission.

Aliens in human disguise commandeer a rural airport during a snowstorm. To survive, the people trapped inside must determine which of their own is not of this Earth.

About a race of alien robots that have conquered Earth and forced humanity underground. After 400 years, a small group of humans develop a plan to defeat the mechanical invaders in the ultimate battle between man and machine.

Brian, a simple shovel salesman, thinks Alice is the girl of his dreams, but she's the stuff of nightmares: a shape-shifting alien bent on destroying the human race through sheer reproductive power. Brian soon gives birth to a half-human infant, the first of an alien master race. With the help of a psychotic private detective and an archaeologist with a mysterious past, Brian races to save the world from certain destruction. But as the bond between mother and child grows, will Brian be capable of making the ultimate sacrifice to save his species?

Captain Rameses and his Legion of the Winged Serpent brigade are out to claim Earth for their dying race. Out to save Earth is an alien guard patrol located in the Bermuda Triangle, the League of Races. LOR leaders warn Rameses that he's breaking galactic treaty rules. The alien villain responds by launching an invasion which telepathically drives Earthlings to suicide. The LOR implore UFO expert Professor Duncan to help them. Eventually, the two alien forces battle. Will the Earth be saved?

In 1957 a fiery object crashes into a mountaintop in the California desert, bringing the threat of disaster to Earth. Out of the flying saucer escapes a murderous creature, the Ghota, bent on destroying all life forms on the planet. A benevolent alien from the spaceship, Urp, inhabits the body of Ted Lewis, an astronomer and with the help of Tammy, a diner waitress, sets out to save mankind.

A scientist fights to save his daughter when she is chosen as one of the eight million human beings who are kept hostage by an alien species in order to save their planet.

A group of aliens arrive on Earth as part of an advance invasion force. Their mission is to kidnap a small sample of humans and run them through a series of rigorous tests to determine if they would make suitable slaves. Harper, one of the alien experimenters, has become frustrated with her planet's endless cycle of conquest and extermination and begins to feel some sympathy for her human captives. While the prisoners see a glimmer of hope in the compassionate alien, will it be any use in stopping the enormous attack fleet just a few days from Earth?

A massive asteroid impact on the moon begins causing storms on earth due to the sudden changes in ocean tides. But when further examination is conducted it's discovered that the moon's structure is now entirely unstable -- threatening all life on earth. With time running out, a team of scientists turn to one man, demolitions expert John Redding, in effort to find a solution and secure the moon.

After a battle in a power plant, Ben notices something strange is happening with the omnitrix, but doesn't tell anyone. Tetrax arrives, and tells them the omnitrix is broadcasting a self destruct signal. Tetrax and Ben go to find the creator of the omnitrix to fix the omnitrix before it destroys itself and the universe along with it. Gwen stows away to help her cousin.

Six college friends blowing off steam on a camping trip, find themselves caught up in a cat and mouse hunt with an Alien monster. Not knowing what to do or who to trust, they struggle to protect themselves. Reluctantly, they join forces with another, seemingly friendly, alien, Ava, who orbits the Earth and appears to them in the form of an avatar. Having only one chance at stopping the monster, they must race to locate and repair the Ava’s earth sent robot, before it slaughters them one by one.

The Earth is threatened by an alien race who kidnap and kill humans and even animals and and use them for their body parts. In the year 1980 S.H.A.D.O. (Supreme Headquarters Alien Defence Organization), a highly secret military organization, is set up in the hope of defending the Earth from this alien threat. This organization operates from a secret location beneath the Harlington-Straker film studio in London. S.H.A.D.O. also has a base on the moon with Interceptors as well as an early warning satellite that detects inbound UFOs (called S.I.D.), and operate a fleet of submarines. General James Henderson and commander Ed Straker have a team of highly trained and well equipped females and males to battle the regularly incoming hostile UFOs.

Alien seeds hitch a ride to earth in a space shuttle crew and begin to grow. When their numbers reach the Threshold amount they will be an unstoppable swarm.

For millennia the Alien force has watched and waited, a brooding menace that has now at last decided to take over the Earth. Communications systems worldwide are sent into chaos by a strange atmospheric interference, a massive spaceship heads towards Earth and smaller spaceships begin to cover entire cities. Suddenly, the wonder turns into horror as the spaceships destroy the cities with energy weapons. When the world counterattacks, the alien ships are invincible to military weapons. The survivors have to use their wits to kill the aliens, or die.

Aboard a hijacked Engineer vessel, Dr. Shaw repairs David as they make their way to the home-world of the Engineers, whom Shaw believes are humanity’s creators. 'The Crossing' is an official prologue short to 'Alien: Covenant', revealing what happened to crew members Dr. Elizabeth Shaw and the synthetic David after the events of 'Prometheus'.