Joss Whedon respects, the show had an average of 4.7 million viewers at the time and was ranked 98th in Nielsen ratings, which led to the series' cancelation by Fox. Whedon took to Universal Pictures as a means of achieving a continuation of the story. Following "Firefly" was "Serenity", a follow-up film taking place after the events of the final episode. This developed into a franchise that led to graphic novels, books and other media. New Scientist magazine held a poll in 2005 to find "The World's Best Space Sci-Fi Ever", in which "Firefly" and "Serenity" took first and second place, respectively.
Buffy the Vampire Slayer describe the fictional universe in which "Buffy" and related stories take place. The franchise has inspired "Buffy" action figures and merchandise such as official "Buffy/Angel" magazines and "Buffy" companion books. Eden Studios has published a "Buffy" role-playing game, while Score Entertainment has released a "Buffy" Collectible Card Game. The storyline was continued in a series of comic books produced by Joss Whedon and published by Dark Horse Comics, which serve as a canonical continuation of the television series. The series, which began in 2007 with "Buffy the Vampire Slayer Season Eight", followed by "Buffy the Vampire Slayer Season Nine" in