Fringeis often seen as an updated version of the treasured seriesX-Filesthat includes a hefty helping of parallel-universe drama.

With colorful characters, outlaw adventures, frontier planets, and witty dialogue,Fireflydrew in plenty of fans.

The group travels through deep space, exploring new worlds in the 23rd century.

10-Most-Timeless-Sci-Fi-Shows-Ranked

Custom Image by Federico Napoli

Star Trek: The Original Seriesis a host of memorable characters and impactful moral tales.

NEXT:12 Must-Watch Sci-Fi Shows, Ranked

Peter (Joshua Jackson), FBI agent Olivia Dunham (Anna Torv) and Dr. Walter Bishop (John Noble) solves a case in Walter’s lab on Fringe.

Image via Fox

Fringe TV series Poster

instar52650973.jpg

instar47898716.jpg

Stranger Things cast staring in worry.

Image via Netflix

instar53271175.jpg

Cast Placeholder Image

The cast of ‘Babylon 5’ in Season 1.

Image via Warner Bros. TV

babylon-5-poster.jpg

Rick, Morty, Summer, Beth, and Jerry in a car together during a camping trip in ‘Rick and Morty’.

Image via Adult Swim

03100109_poster_w780.jpg

instar48864437-1.jpg

Firefly’s cast of characters posing for the camera.

Image Via Fox

firefly-poster.jpg

instar41750411.jpg

instar51293972.jpg

The Battlestar Galactica cast in a group posing for a promo for Season 1.

Image via SyFy

0312243_poster_w780.jpg

instar51675243.jpg

instar50559882.jpg

Lost - 2004-2010 - poster

Image via ABC

Lost Poster

instar52448329.jpg

instar50547126.jpg

Siena Kelly as Maria in Black Mirror Bete Noire

Image via Netflix

0314872_poster_w780.jpg

instar51826001.jpg

instar53369784.jpg

Doctor Who Tenth Doctor staring slyly.

Image Via BBC One

doctor-who-2005.jpg

instar52057610.jpg

instar53350125.jpg

Star Trek TOS cast staring off to the side.

Image via NBC

Star Trek The Original Series TV Poster

instar49147800.jpg

instar45692760.jpg

Star Trek: The Original Series