A Space Odyssey, The Empire Strikes Back, and Stalker are all so great you could argue any of them are the best science fiction movie ever.

io9 picks its favorite genre movies of the year, including 'KPop Demon Hunters,' 'Superman,' 'Bugonia,' and more. It’s that time of the year again. The time of year when we look at all of the movies we watched over the past 12 months and pick the best of the best. Welcome to the best sci-fi, fantasy, and horror movies of 2025.

A decade later, The Martian is still one of the best sci-fi films ever made, and one of the best entries in the legendary Ridley Scott's filmography. While the film sometimes plays fast and loose with real-world physics and astronomy, The Martian is remarkably realistic, giving it an extra edge over other sci-fi films from the last ten years.

If you turned on Netflix expecting to see a Christmas movie trending in the top spot, you're probably surprised. As it turns out, people aren't in the mood to see jolly films like Best. Christmas. Ever and Our Little Secret.

Science fiction has delivered us so many great movies, but some of them actually have incredibly dark endings.