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Over the course of the last 10 years, the world has been treated to some of the most exceptional science fiction movies of the 21st century as a whole. The best part about this genre isn’t the interplanetary space travel, nor the speculative futuristic societies, nor the fascinating techno-based fiction. Instead, the best part about science fiction is its versatility. There are all sorts of stories that one can tell using sci-fi tropes, regardless of the level of scientific rigor one actually wants to bring to the party. Sci-fi films focused on “soft” sciences like sociology or psychology, ones that are mostly character-driven and not particularly concerned with scientific accuracy, fall into the “soft sci-fi” camp. On the other hand, sci-fi films all about “hard” sciences like physics and engineering, ones that have scientific rigor at the top of their minds, are considered hard sci-fi movies.
Though the majority of the sci-fi masterpieces that cinema has had to offer since 2016 have fallen into the soft category, there have certainly been some exceptional hard sci-fi movies throughout those 10 years. What’s more, a few of those gems have come just about as close as cinema can ever hope to come to true perfection. These are flawless sci-fi masterpieces in virtually every sense that matters, from criminally underappreciated ones like Prospect to massive blockbusters like Project Hail Mary. These films are among sci-fi fans’ favorites from the last decade, and for good reason. They’re proof that, when done with enough intelligence and with an entertaining enough story, hard sci-fi can provide some enthralling stories.
6
‘Prospect’ (2018)
Pedro Pascal seems to be everywhere this decade, but even before the 2020s rolled in, he was still participating in exciting projects both hugely influential and awfully underrated. Zeek Earl and Chris Caldwell‘s Prospect definitely falls into the latter category. It’s among those unsung sci-fi masterpieces that every fan of the genre should watch, a dystopian thriller about a girl and her father landing on a forest moon to mine for gems. However, a malfunction forces them to confront dangerous rival prospectors and deadly conditions to complete their mission. It’s one of Pascal’s most underappreciated projects, a space Western worth watching for all fans of either genre.
Those who prefer action-packed sci-fi driven by special effects are better off looking elsewhere, but those who love atmospheric, genre-bending hard sci-fi are bound to find Prospect intriguing at the very least. The film’s space Western vibe makes its bulky, low-fi technology feel all the more grounded in reality, something that hard sci-fi lovers always appreciate. Though it’s definitely somewhat slow, a quality that not every fan of the genre will enjoy, Prospect is a must-see for everyone who prefers their science fiction thoughtful, minimalistic, and mostly based in reality. It may very well be Pascal’s best pre-Mandalorian sci-fi role.
5
‘Ad Astra’ (2019)
James Gray‘s Ad Astra is one of the most criminally overlooked sci-fi movies of all time, part slow-burning space adventure and part psychological drama. It follows Roy McBride, an astronaut who embarks on a mission to investigate a threat to the universe and uncover the truth about his father, who disappeared 30 years ago. Beautifully directed and deliberately paced, it’s a powerfully introspective character study diving deep into the human condition, the nature of isolation, and the burden of generational trauma. Bolstered by a pair of incredible performances by Brad Pitt and Tommy Lee Jones, it’s proof that science fiction can be relatively slow-paced (despite the film’s occasional offering of grand, adrenaline-pumping set pieces) and still be absolutely engrossing in terms of entertainment value.
Ad Astra is so intensely focused on the psychology of its characters and its philosophical exploration of its themes that some may rightfully say it’s on the softer side of sci-fi, but there’s an undeniable argument to be made for hard science fiction here. The film’s depiction of space feels quite grounded in reality, and though it takes some scientific liberties with its portrayal of space travel, it also puts a lot of care into making it believable. Add to that a fascinatingly nuanced depiction of the geopolitics of space, and you get a movie that grounds itself in hard sciences just enough to make it thoroughly enjoyable for die-hard fans of both hard and soft sci-fi.
4
‘Aniara’ (2018)
Based on the 1956 Swedish epic poem of the same name by Harry Martinson, Pella Kågerman and Hugo Lilja‘s Aniara is a Swedish-Danish co-production that’s easily among the scariest movies set in space. It’s a dystopian drama about a group of settlers headed to Mars whose spaceship is knocked off course, causing them to reconsider their place in the universe. It’s climate fiction at its most philosophically fascinating and existentially intense, a film perfect for those who love their science fiction with a hefty side serving of intellectual pondering.
Complex, poignant, and absolutely mesmerizing in every way, it’s a timeless space epic that does what every great thought-provoking film should do: It offers up tons of philosophical and thematic questions, but leaves it to the audience to come up with answers. Much like Ad Astra, however, Aniara should satisfy even the most demanding of hard sci-fi fans despite its focus on its philosophical allegories. Its plot is based almost purely on scientifically plausible concepts, proving that by no means are aliens and lightspeed travel a necessity for a space exploration film to be effective.
3
‘High Life’ (2018)
Claire Denis is one of the greatest French filmmakers currently working, and High Life is one of her best 21st-century works. It’s a psychological drama distributed by A24 about a father and his daughter struggling to survive in deep space, where they live in isolation. Featuring one of Robert Pattinson‘s best and most underappreciated performances, as well as some of Denis’ most powerful and thought-provoking direction, it’s an undeniable sci-fi masterpiece that deserves far more love than it typically gets nowadays.
Physicist and black hole expert Aurélien Barrau was hired as a consultant, a decision that paid dividends when it came to High Life being one of the most fascinating hard sci-fi masterpieces in recent memory. The film’s central scientific plot is treated with just enough rigor and realism for it to qualify as a great hard sci-fi film, including time dilation and the psychological toll of space isolation being treated with serious authenticity. It’s arthouse science fiction at its very best.
2
‘Project Hail Mary’ (2026)
Andy Weir is widely considered one of today’s leading authors of hard science fiction, and in 2021, his book Project Hail Mary took fans of the genre by storm. The film adaptation of the novel, directed by Phil Lord and Christopher Miller, did just the same this year. It proved one of the biggest financial success stories of 2026 cinema so far, and it’s already one of the highest-rated films of the 2020s on both IMDb and Letterboxd — for good reason. Hugely imaginative, wonderfully fun and entertaining, and packed with heart, it’s one of the best sci-fi blockbuster movies of all time.
But what really sets the story of Ryland Grace and the alien Rocky saving the universe from a mysterious substance slowly killing Earth’s sun is how much scientific rigor the film approaches its premise with. Of course, the hard sci-fi elements aren’t quite as deeply explored as they are in Weir’s book, but the gap isn’t big at all. Of course, the movie takes some liberties with its concepts, but it makes science the whole point of the plot itself. The scientific method as a whole is an essential pillar of this narrative, and that’s something that fans of hard science fiction immediately fell in love with.
1
‘Arrival’ (2016)
Canadian auteur Denis Villeneuve had already established himself as a huge Hollywood talent by the time 2016 came around, but it was that year’s Arrival that cemented him as one of the greatest sci-fi filmmakers working today. To this day, it’s still one of the highest-rated alien invasion movies on Rotten Tomatoes, a masterpiece based on the 1998 novella Story of Your Life by Ted Chiang. Here, the aliens truly do come in peace, and in themes like language, communication, and human connections, Villeneuve explores concepts that you don’t often see explored in modern science fiction.
What makes Arrival such an irresistibly fascinating case is that it could work as both one of the best soft sci-fi and hard sci-fi masterpieces of not just the 2010s, but the entire 21st century. There are aliens and some pretty significant metaphysical elements here, but for the most part, Arrival earns the hard sci-fi label by dealing with linguistics and science with the utmost rigor and seriousness. There’s no hand-waving here: The film approaches its central problem with painstaking scientific and intellectual thoroughness.
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Diego Pineda Pacheco
Almontather Rassoul




