In this article, you will find the top 23 best Sci-Fi Movies about aliens and space. Practically you will find in this list best stories about aliens attacking the Earth, alien spaceships visiting our world, or the encounter in space of aliens.
23. Pitch Black (2000)
The Gratzner spacecraft collapsed on a distant planet. S.O.S. signals continued to emerge, indicating at least 40 survivors. Among them is Riddick (Vin Diesel), a dangerous and armed convict, the bad guy, but at the same time the good guy of this sci-fi movie. During the day, the planet is empty, barren and lifeless. At sunset, the planet is submerged in darkness and its inhabitants appear. Now, the survivors will have to fear not just Riddick, but also these dangerous alien lifeforms.
22. 2001: A Space Odyssey (1968)
When a black monolith is discovered beneath the surface of the Moon, it becomes obvious that it was intentionally buried by an extraterrestrial intelligence. Soon the scientists identify the origins of this monolith, which points to the planet Jupiter, and a team of researchers is sent on an expedition to investigate it. The scientist David Bowman discovers some kind of errors in the ship’s communication system and finds out more than he wanted to know.
21. Avatar (2009)
The movie Avatar is a unique sci-fi movie that takes us into a spectacular world beyond imagination, where a disabled man from Earth embarks on an epic adventure, ultimately struggling to save the alien world he comes to embrace as his own home. James Cameron, the Oscar-winning director for the film “Titanic”, “worked” for this movie for four years. Avatar was a pioneer for a new generation of special effects, offering a new kind of appealing cinematic experience.
20. Prometheus (2012)
With Prometheus, Ridley Scott, the director of the Alien series and the movie Blade Runner, has created a new mythology in which a team of explorers discovers clues about the origins of mankind, leading them on a troubled journey aboard the Prometheus spaceship, to the darkest corners of the Universe. There, they must carry a frightening battle to save the future of the human race.
19. Pandorum (2009)
500 years into the future, some people from Earth are trapped in a spaceship lost in the farthest corner of the galaxy and now they are easy prey for an unseen alien monster.
In Pandorum, you can feel the horror from the beginning of the movie, from the moment when the two astronauts recover from a deep sleep. Without memory, completely disoriented, the two no longer know their identity or the mission that brought them there. In the darkness of the room, the only noises that astronauts distinguish are distant noises, somewhere deep in the spaceship’s board. While Lieutenant Payton (Dennis Quaid) guides Corporal Bower (Ben Foster) who ventures into the darkness through the radio station, he discovers a tragic reality: an unknown entity has begun to hunt them.
18. They Live (1988)
They Live is the story of an ordinary man by the name of John Nada, who one day finds a strange pair of glasses with which he can see the “real face” of people. Many people in the city are actually aliens from the planet Andromeda and have become important members of our society. Nada must find other people who know what is going on and join them in the fight against the alien creatures. He starts a “crusade” in an attempt to stop and destroy these invaders, who are guilty of carbon dioxide and methane emissions, with the purpose to transform the Earth’s atmosphere into one similar to the one they had back home, on Andromeda.
17. E.T. the Extra-Terrestrial (1982)
A group of aliens visits Earth, and one of them is lost and remains isolated on our planet. The alien is found by Elliot, a 10-year-old boy. Soon the two begin to communicate and bond a weird friendship, from which E.T. learns a lot about life on Earth and Elliot about the true values of life and the meaning of friendship. E.T. wants to go home, but if Elliot helps him, he will lose his new friend. This is considered one of the best sci-fi movies ever, and one of the most notorious movies of all time.
16. Independence Day (1996)
Independence Day is one of the movies with the biggest box office success in the history of cinema. The movie will guide the viewers, making them witnesses to an extraterrestrial invasion of the entire human race.
The incredible show begins with the emergence of huge spaceships, who some of the people admire, but the admiration will quickly turn into terror, as the huge ships start to destroy the large cities around the world. The Earth has only one hope: the survivors decide to retaliate through a great offensive against the invaders before humanity will be destroyed. In the main roles, you will find Captain Steven Hiller (played by Will Smith), President Thomas J. Whitmore (played by Bill Pullman) and the scientist: David Levinson (played by Jeff Goldblum).
15. Attack the Block (2011)
The story is very simple: in London, one night, alien invaders start to emerge from space in different zones of the city. A gang of teenagers realizes what’s happening so they stick together and put out a plan to defend their block against an alien invasion.
The story indeed looks simple, but the movie is very well done, making it a reference movie when it comes to blocking alien invasions.
14. Signs (2002)
Everything that the farmer Graham Hess (Mel Gibson) imagined about the world, suddenly changes when he discovers a strange message: strange circles, twisted lines drawn by an unseen hand in the cornfields. As he tries to solve the mystery, what he finds out will end up changing his life forever. And not only his life, but his brother`s (played by Joaquin Phoenix) and children’s life (played by Rory Culkin and Abigail Breslin).
The film touches on the subject of the signs made in the cornfields, which appear in different places in the world for decades. The question is: the signs are made by humans as a practical joke? Or are they indeed made by aliens?
13. Starship Troopers (1997)
Into the future, in Buenos Aires, four young people, are preparing to become officers of the Federal Service. Carmen wants to become a pilot, Carl wants to work in the consulting section and Rico and Dizzy are training to join the infantry.
They know that they are going to fight some kind of alien insects from the planet Klendathu, on their territory, but they don’t know that the fight will be a lot harder than they thought to be. Caught in a tough fight against these creatures, the four will discover that above all feelings is the force of human friendship and solidarity.
12. Predator (1987)
Arnold Schwarzenegger plays the fearless commando fighter Dutch Schaefer, sent by the US government on an extremely dangerous mission in a jungle filled with traps in a Central American country, where he must rescue some American diplomats captured by a bloody guerrilla group. Although he wants to work with his trusted men, the Pentagon sends him a CIA team lead by not such a pleasant guy, named Dillon.
The presence of the Green Berets in the area and the horrible death of his fighters only deepen the mystery of the jungle. Schaefer realizes that Dillon has other interests than saving diplomats, then everything starts to go haywire. Dillon finds a local scared girl by the name of Anna and takes her with him. At this moment, Predator appears an alien trained to kill people.
11. Aliens (1986)
Ripley, the only survivor of Nostromo’s crew has been floating through space in a shuttle for 57 years (Aliens continues the story of Alien (1979) (see number 4 on this list)). After she is rescued, she is not believed by her rescuers. But her story seems to be very accurate and real when things start to happen on the ship. Now everybody needs to stick together to defend themselves from some of the fiercest aliens in the universe.
This movie it is considered one of the best sequels out there, which is very close to the original when it comes to the story and action itself.
10. Solaris (1972)
Solaris is a Science Fiction movie inspired by Stanislaw Lem’s novel with the same name. The story finds four scientists aboard a space station where research has been abandoned while they face strange and inexplicable phenomena, determined by the nearby planet Solaris, planet which seems that is organic and can think exactly like a human brain.
The movie is considered one of the most mind-blowing and best hard sci-fi movies ever created.
9. Planet of the Apes (1968)
Charlton Heston and Roddy McDowall star in this legendary S.F. masterpiece.
Astronaut Taylor (Heston) collapses with his ship on a distant planet ruled by monkeys, who use a race of primitive humans as slaves and for experiments. Taylor is soon captured and his life now is in the hands of a kindly chimpanzee (McDowall). The story finds Taylor in a permanent race to escape from these tyrannical monkeys and to find a way to go back to Earth. The Planet of the Apes has one of the greatest endings in the history of cinematography.
8. The Thing (1982)
The movie is based on the 1938 John W. Campbell Jr. novel “Who Goes There?”. The story finds a group of researchers in Antarctica who are caught in the middle of a snowstorm. But the storm is not their biggest problem, but an alien parasite, who can take the form of people. Now the biggest question is: “Now who is who?”. A true Sci-Fi and horror masterpiece.
7. Arrival (2016)
They landed! Mysterious spaceships are already spread across 12 meridians on all continents. But why did they come? What are their intentions? Louise Banks (Amy Adams), a linguistics expert, called by the government to decipher the “intruders” language has to put together all the details to find out the true reason behind this “visit”.
Deadline: two days. The stake: the life of everyone. Enemies or friends? Interplanetary war? or the chance to know other forms of intelligence? Success or condemnation? An entire planet trembles as it waits for news. Will Louise succeed in translating the language of alien invaders in time or she will “translate” the fate of humanity?
6. War of the Worlds (2005)
The scenario is based on the update of the novel by H.G. Wells known as the first SF-type story about invading alien forces. The subject of the movie is about the struggle of humanity to secure its future on Earth, seen through the eyes of an American family who wants to survive.
An ordinary day becomes an unusual adventure when an extraterrestrial attack occurs suddenly. Ray (Tom Cruise) struggles to keep his children safe and engages in a journey that will take him across the country, running out of the way of an army of aliens mounted on tripods.
5. The Blob (1988)
The movie is a remake made after a 1958 horror movie with the same name. “The Blob” is a toxic substance, resulting from a secret government experiment. (The difference from the movie made in 1958 is the fact that originally “The Blob” was an alien entity from outer space). Everyone who comes into contact with the substance, it is contaminated, devoured and dissolved. Some teenagers try to warn the population of the danger but nobody listens to them, so they try to save their hometown on their own.
4. Alien (1979)
This is the dramatic story of the Nostromo spaceship that, on the way back to Earth, intercepts a S.O.S. message, changes its trajectory and discovers the wreck of a space shuttle that houses mysterious parasites. From now on, nothing will be the same. Practically this is the movie on which everyone thinks about when they are mentioning alien movies. The movie is a piece of pure art.
3. Contact (1997)
The movie is based on the novel with the same name written by Carl Sagan and is the story of the contact that is established between a space scientist and the alien world. Doctor Eleanor Arroway, charmingly played by Jodie Foster, receives a signal from aliens. Being a famous scientist, Eleanor, along with other colleagues, decipher the alien message. The message says that people from Earth should build a piece of machinery that can make the communication between aliens and Terra inhabitants more easy and also “maybe” to be used as a pathway between the alien world and our world. From here to the final step to build the machine is a long way, mostly because of the obstacles made by different religious organizations.
Contact is an impressive story about the human being who aspires to know the universe with all its mysteries.
2. Cloverfield (2008)
The night before his departure to Japan, Rob considers that his farewell party is a good opportunity to confess certain feelings. Unfortunately, everything takes an unexpected turn when the earth begins to shake. The shaking stops and everyone wants to know details about the earthquake. The people from the party climb on top of the roof to see what damage the earthquake caused. A fireball explodes on the horizon. There is a power failure, confusion and panic set in. From here the disaster starts: on the streets people are running all over the place, screaming, being hunted by ferocious aliens.
1. Interstellar (2014)
In the context in which the existence of mankind on Earth is threatened, a group of explorers tries to find a new home for earthmen. From here, a mind-blowing journey in space and through space starts.
Directed by Christopher Nolan, Interstellar: Traveling the Universe brings Matthew McConaughey, Anne Hathaway, and Jessica Chastain into the lead roles.