From time travel to space exploration, science fiction has produced some of the best movies ever made. The genre, which dates back to near the very beginning of cinema, not only helped stretch our imaginations, but it gave us predictions into what the future might look like. And if you love sci-fi, we rounded up seven of the best movies that you can buy on Blu-ray.

“2001: A Space Odyssey”

Relive Stanley Kubrick’s 1968 film in stunning 4K. “2001: A Space Odyssey” begins with a mysterious black monolith that appears on Earth in prehistoric times, changing the course of human evolution. When it reappears on the Moon in 2001, astronauts embark on an ill-fated, interplanetary voyage.

“Godzilla vs. Kong”

The epic showdown between Godzilla and King Kong is officially available on Blu-ray 4K. “Godzilla vs. Kong,” which debuted in theaters earlier this year, finds the fictional monsters facing off in an unforgettable match. The film stars Millie Bobby Brown, Alexander Skarsgård, Eiza González, and Rebecca Hall.

“Back to the Future” 25th Anniversary Trilogy Box Set

Join in on the adventures of Marty McFly (Michael J. Fox) and Doc Brown (Christopher Lloyd) with this “Back to the Future” Blu-ray box set. The collection includes “Back to the Future,” “Back to the Future II,” and “Back to the Future III.”

“Akira”

Fans of anime will enjoy this beautiful 4K restoration of the 1988 film “Akira.” The sci-fi flick takes place in a future where Shotaro Kaneda and his motorcycle gang tear through Neo Tokyo, a city divided by growing tensions. Kaneda’s friend later discovers a secret government project and receives psychic abilities beyond his control. The Blu-ray set has a bunch of bonus content including an interview with the director, sound clips, music, and the trailer from the original theatrical release.

“Alien: Anthology”

You don’t have to leave home to travel to space. This “Alien Anthology” Blu-ray box set includes two bonus discs, and over 65 hours of archival, never-before-seen content. The set features the 1979 film “Alien” starring Sigourney Weaver, as well as sequels “Aliens,” “Alien 3,” and “Alien Resurrection.”

“Predator: 4-Movie Collection”

Arnold Schwarzenegger, Carl Weathers, Kevin Peter Hall, Danny Glover, and Gary Busey appear in the movies in this four-disc collection which is led by 1987’s “Predator,” along with the newer installments in the franchise: “Predators” and “The Predator.”

“Invasion of the Body Snatchers”

Phillip Kaufman directed this 1978 remake of “Invasion of the Body Snatchers.” Donald Sutherland, Brooke Adams, Jeff Goldblum, Veronica Cartwright, and Leonard Nimoy star in the science fiction film, which centers around humans being replaced by alien doppelgängers. Sign Up: Stay on top of the latest breaking film and TV news! Sign up for our Email Newsletters here.