If you’re a major sci fi fan, then you’ve probably seen most of these shows already (not to brag, but we’ve seen every single one)! But if you haven’t seen them, then you’re definitely missing out. Seriously, you need to watch these shows to be a certified sci fi fan. And luckily for you, they’re all really amazing, making them the best sci fi tv shows. We have everything covered here, from space shows, time travel and superhero shows. So, check out the best sci fi tv series in the solar system!
Best Science Fiction TV Shows

Quantum Leap
Get ready to join Dr. Sam Beckett on the adventure of many lifetimes! Who will he be this time? Mafia hit man. Air Force test pilot. Professional boxer. Sam does it all in Season One of the groundbreaking, 5-time Emmy award-winning series.
This sci fi series ran for five seasons from 1989 to 1993. This show has it all – humor, drama, romance, social commentary, and science fiction. What more could you ask for!

The X-Files
The truth is out there. FBI agents Scully and Mulder seek it in this sci-fi phenomenon about their quest to explain the seemingly unexplainable. Their strange cases include UFO sightings, alien encounters and abductions, and just about everything else among the paranormal.
This could be a case for Mulder and Scully! There are a total of eleven seasons available so this series will keep you occupied for a while. And this show is now a cult classic with a huge fanbase – so what are you waiting for – the truth is out there!

Star Trek The Next Generation
Decades after the adventures of the original Enterprise crew, Capt. Jean-Luc Picard leads a new Enterprise on missions to explore unknown worlds.
This sci fi series aired 1987 to 1994 with 178 episodes over seven seasons. This is the third series in the Star Trek TV series franchise. The show has been immensely popular and the series finale had a viewership of 30 million. So whether you are a Star Trek fan or not then give this series a watch!

The Twilight Zone
Rod Serling’s seminal anthology series focused on ordinary folks who suddenly found themselves in extraordinary, usually supernatural, situations.
This is an anthology sci fi show than ran for five seasons from 1959 to 1963, there were also two movies made. This show has been ranked as one of the best TV shows of all time. It has spawned a whole franchise and is often referenced in popular culture. Definitely one not to miss!

Doctor Who
Doctor Who is a British science fiction television programme broadcast by the BBC since 1963. The programme depicts the adventures of a Time Lord called the Doctor, an extraterrestrial being who appears to be human. The Doctor explores the universe in a time-travelling space ship called the TARDIS.

The Book Of Boba Fett
Bounty hunter Boba Fett & mercenary Fennec Shand navigate the underworld when they return to Tatooine to claim Jabba the Hutt’s old turf.
This is another space western TV series in the Star Wars franchise and is a spin off of the aforementioned The Mandalorian. The show also is set directly after Return Of The Jedi and stars Temuera Morrison as the title character. So far there is only one series but it is highly expected that there will be more!

Loki
The mercurial villain Loki resumes his role as the God of Mischief in a new series that takes place after the events of “Avengers: Endgame.”
This is the third TV series in the MCU Franchise and has Tom Hiddleston reprising his role from the movies as the titular character. There has only been one series so far but a second is in the making. The show has been a big hit with critics and fans alike. With praise has been high for the acting performance, musical score and visuals. An amazing series that you don’t want to miss!

The Orville
From Emmy Award-winning executive producer and creator Seth MacFarlane, THE ORVILLE is a live-action, one-hour space adventure series set 400 years in the future that follows The Orville, a mid-level exploratory spaceship. Its crew, both human and alien, face the wonders and dangers of outer space, while also dealing with the familiar, often humorous problems of everyday life.
This is a sci fi comedy drama, there are two seasons available so far with a third series arriving on Hulu in June 2022. Although the first season was generally negatively reviewed. But series two was considered to be much improved. So this means that season three can only get better!

Snowpiercer
Set more than seven years after the world has become a frozen wasteland, Snowpiercer centers on the remnants of humanity who inhabit a perpetually moving train, with 1001 cars, that circles the globe. Class warfare, social injustice and the politics of survival play out in this riveting television adaptation.
This is a post-apocalyptic dystopian thriller which is based on both the movie of the same name and the book Le Transperceneige by Jacques Lob. There are currently three seasons available and a fourth series has just been confirmed.

Doom Patrol
DOOM PATROL reimagines one of DC’s most beloved groups of Super Heroes: Robotman, Negative Man, Elasti-Woman and Crazy Jane, led by modern-day mad scientist Niles Caulder aka The Chief. Called to action by Cyborg aka Vic Stone, the Doom Patrol – part support group, part Super Hero team – is a band of superpowered freaks who fight for a world that wants nothing to do with them.
This superhero TV show is based on the DC comics of the same name. There are three seasons available already and a fourth series has been confirmed. And every season has been well received, with each season only getting better. So watch this now before season four hits!

Altered Carbon
After 250 years on ice, a prisoner returns to life in a new body with one chance to win his freedom: by solving a mind-bending murder.
Starring: Anthony Mackie, Lela Loren, Simone Missick
This cyberpunk series is based on the book of the same name by Richard K. Morgan. After the first season a second series was quickly confirmed. But despite the show receiving mostly positive reviews the third season was cancelled. Despite this then it is still definitely worth watching the two season that have been made of this amazing book adaption.

Taken
The series follows a former Green Beret, Bryan Mills, as he deals with a personal tragedy that shakes his world. As he fights to overcome the incident and exact revenge, Mills is pulled into a career as a deadly CIA operative, a job that awakens his very particular, and very dangerous, set of skills.
This is a TV mini series directed by Steven Spielberg. It follows the lives of three families as they try to cover up the Roswell crash. The show aired in 2002 and was very popular at the time and received many positive reviews.

Battlestar Galactica
When an old enemy, the Cylons, resurface and obliterate the 12 colonies, the crew of the aged Galactica protect a small civilian fleet – the last of humanity – as they journey toward the fabled 13th colony, Earth.
The original Battlestar Galactica ran from 1978 – 1980 and was rebooted from 2003 – 2012.