Top 10 Sci-Fi TV Shows

3. Stargate SG-1

This show was based on the 1994 film Stargate and is one of the longest running Science Fiction TV shows with ten seasons under its belt. The story follows the discovery of alien Stargates that allow people, and aliens, to travel between different points in our galaxy. It’s also discovered that with enough power these gates can also facilitate intergalactic travel too.