From Galaxy Quest to Minority Report, Tubi has science fiction movies of every flavor — and they're all free to stream.

One of the most critically-acclaimed sci-fi movies ever is a decade old in 2026, but time is running out to watch it for free ...

2023’s Mars Express is not only one of the best and most underrated sci-fi movies of the decade; it is also one of the best ...

Sci-fi movies can come in all shapes and sizes, and while some only make light use of the genre's signature tropes, others delve so deeply into the sci-fi bag of tricks that the experience refuses to ...