<Tr> <Th_colspan="2"> External links </Th> </Tr> <Tr> <Td_colspan="2"> Website </Td> </Tr> <P> Young Sheldon (stylized as young Sheldon) is an American television comedy on CBS created by Chuck Lorre and Steven Molaro . The series is a spin - off prequel to The Big Bang Theory and follows the character Sheldon Cooper at the age of nine, living with his family in East Texas and going to high school . Iain Armitage stars as young Sheldon, alongside Zoe Perry, Lance Barber, Montana Jordan, Raegan Revord, and Annie Potts . Jim Parsons, who portrays the adult Sheldon Cooper on The Big Bang Theory, narrates the series and serves as an executive producer . </P> <P> Development of the prequel series began in November 2016, from an initial idea that Parsons passed along to The Big Bang Theory producers . The following March, Armitage and Perry were cast, and the series was ordered by CBS . The series premiered as a special preview on September 25, 2017, and two days later, CBS picked up the series for a full season of 22 episodes . On November 2, 2017, new episodes began airing weekly . In January 2018, CBS renewed the series for a second season which is set to premiere on September 24, 2018 . </P>

Is young sheldon a spin off of big bang theory