Top 40 Sci-Fi TV Shows 2026

The best sci-fi TV shows 2026 – ranked by the community. Science fiction series ask one central question: what if? What if AI develops consciousness, time travel has real consequences or humanity inhabits other planets? The highest-rated series in this ranking use those premises as a lens for social and ethical questions – not just as a backdrop for special effects.

How are the series charts created?

Rankings are based on real user ratings. The more votes a show receives, the more stable its chart position. When you rate shows yourself, your personal recommendations improve too.

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Series Charts: Top 40

23. Eureka

★★★★★★★★☆☆ (8/10 stars)

The sleepy Pacific Northwest town of Eureka is hiding a mysterious secret. The government has been relocating the world’s geniuses and their families to this rustic town for years where innovation and chaos have lived hand in hand. U.S. Marshal Jack Carter (Colin Ferguson) stumbles upon this odd tow... more about Eureka

24. Stargate Atlantis

★★★★★★★★☆☆ (8/10 stars)
Available on: Sky/WOW (May change. Report errors for Stargate Atlantis)

The story of Stargate Atlantis follows the cliffhanger episode on Stargate SG-1's seventh season finale "Lost City", where SG-1 found an outpost made by the race known as the Ancients in Antarctica. After the events of Stargate SG-1 season eight premiere "New Order", the Stargate Command sends an in... more about Stargate Atlantis

28. Star Trek: The Next Generation

★★★★★★★★☆☆ (8/10 stars)

A century after Captain Kirk's five year mission, the next generation of Starfleet officers begins their journey aboard the new flagship of the Federation. Commanded by Captain Jean-Luc Picard the Galaxy class starship Enterprise NCC-1701-D will seek out new life and new civilizations - to boldly... more about Star Trek: The Next Generation

30. The Man in the High Castle

★★★★★★★☆☆☆ (7/10 stars)

A glimpse into an alternate history of North America: what life after WWII might have been like if the Nazis had won the war. The Man in the High Castle explores daily life in 1962, fourteen years after the end of a longer Second World War (1939–1948 in this history). The victorious Axis Powers - Im... more about The Man in the High Castle

31. The Shannara Chronicles

★★★★★★★☆☆☆ (7/10 stars)

The Shannara Chronicles roughly follows the storylines set out in The Elfstones of Shannara, set about 300 years after the War of the Races—which ceased magic and confined the demons on the Forbidding, locked by an ancient tree called the Ellcrys. The series chronicles the journey of Wil, Amberle an... more about The Shannara Chronicles

33. Star Trek: Voyager

★★★★★★★☆☆☆ (7/10 stars)

Follow the adventures of the Federation starship Voyager, under the command of Captain Kathryn Janeway. Voyager is in pursuit of a rebel Maquis ship in a dangerous part of the galaxy when it is suddenly thrown thousands of light years away into the Delta Quadrant. With much of her crew dead, Captai... more about Star Trek: Voyager

34. Falling Skies

★★★★★★★★☆☆ (8/10 stars)

After a global invasion by several races of extraterrestrials that neutralizes the world's power grid and technology, quickly destroys the combined militaries of all the world's countries, and kills over 90% of the human population within a few days, the chaotic aftermath of an alien attack has lef... more about Falling Skies

40. Star Trek: Raumschiff Enterprise

★★★★★★★☆☆☆ (7/10 stars)

Space. The Final Frontier. The U.S.S. Enterprise embarks on a five year mission to explore the galaxy. The Enterprise is under the command of Captain James T. Kirk, who is assisted by First Officer Mr. Spock, from the planet Vulcan, and Chief Medical Officer Dr. Leonard 'Bones' McCoy. With a determi... more about Star Trek: Raumschiff Enterprise

Why these charts are worth it

Sci-Fi TV shows are the genre most driven by a single core question: what if? What if AI becomes conscious? What if we colonise other planets? What if time travel is possible but comes with unexpected costs? The best science fiction uses these premises not as an end in themselves, but as a lens through which current social, ethical or technological questions can be examined differently.

This ranking covers sci-fi series across a broad spectrum: hard science fiction with high technical ambition, space opera with epic interstellar scenarios, dystopian series, time travel stories and near-future concepts that are only a small step removed from the present. Series that deliver on both dimensions – compelling story and substantive ideas – consistently rank at the top of the community charts. Use the streaming filter to see immediately where each series is currently available.

Discover related charts

If sci-fi TV shows are your thing, you might also enjoy fantasy or thriller series for similarly imaginative or tense storytelling.

FAQ

What are the best Sci-Fi TV Shows?

The top Sci-Fi TV Shows are ranked by real community votes. The more ratings a show has, the more stable its position.

Where can I stream Sci-Fi TV Shows?

Use the streaming filter to see which Sci-Fi TV Shows are available on Netflix, Prime Video, Disney+, HBO Max and more.

How are the Sci-Fi TV Shows rankings created?

Rankings are based on real user ratings. The more votes a series receives, the more stable its chart position.

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