| 100% | LOST | 4 | "___ in Space" (classic sci-fi series rebooted on Netflix) |
| 97% | LOST | 4 | "___ in Space" (classic sci-fi series rebooted on Netflix in 2018) |
| 58% | EYE | 3 | "Queer ___" (series rebooted on Netflix in 2018) |
| 55% | GALACTICA | 9 | Battleship in a classic sci-fi series |
| 52% | STARTREK | 8 | This sci-fi series boldly went on air in 1966 |
| 51% | BLACKKCALB | 10 | Sci-fi anthology series on Netflix |
| 50% | LOSTINSPACE | 11 | Popular sci-fi TV series on Netflix based on the family of space colonists who crash-land on an unknown planet: 3 wds. |
| 49% | LOST | 4 | "___ in Space," sci-fi show about space that is a futuristic take on "Swiss Family Robinson" |
| 49% | STARTREK | 8 | Classic sci-fi series |
| 49% | LIMITS | 6 | "The Outer ___" (1960s sci-fi TV series with a reboot in the 1990s) |
| 48% | COWBOYBEBOP | 11 | 2021 sci-fi series based on an anime space Western |
| 45% | EXPANSE | 7 | "The ___," sci-fi drama series about space that focuses on a political conflict between Earth and other planets |
| 44% | ALTEREDCARBON | 13 | Dystopian sci-fi cyberpunk series popular on Netflix where a prisoner returns to life in a new body after 250 years with one chance to win freedom: 2 wds. |
| 44% | BLACKMIRROR | 11 | Sci-fi TV series on Netflix that revolves around the effect of technology on people: 2 wds. |
| 43% | BABYLON5 | 8 | Sci-fi series set in the 23rd century |
| 43% | STARTREK | 8 | Classic TV sci-fi series |
| 42% | THINGS | 6 | Stranger __, sci-fi Netflix series |
| 42% | STARWARS | 8 | Sci-fi space opera celebrated on May 4th |
| 42% | DUNE | 4 | Sci-fi classic set on an arid world |
| 42% | DUNE | 4 | Sci-fi classic set on a desert planet |
| 42% | TREK | 4 | Star __, sci-fi series on the Starship Enterprise |
| 41% | BLACKMIRROR | 11 | Netflix sci-fi anthology series (2 wds.) |
| 41% | BLACKMIRROR | 11 | Netflix sci-fi anthology series from Britain |
| 41% | RAYGUNS | 7 | Weapons in classic sci-fi |
| 41% | STARTREK | 8 | Sci-fi series that released summer blockbusters in 2009, 2013, and 2016 |
| 40% | TREK | 4 | "Star ___: Discovery" (new sci-fi series on CBS All Access) |
| 40% | STAR | 4 | "___ Trek: Discovery" (new sci-fi series on CBS All Access) |
| 40% | DOCTORWHO | 9 | BBC sci-fi series that debuted in 1963: 2 wds. |
| 40% | ALIENS | 6 | 1986 sci-fi sequel set in deep space |
| 40% | STARTREK | 8 | Sci fi series with Captains Kirk, Picard, Janeway |