another Two more seasons will be shot for the Big Bang Theory Spinoff Young Sheldon. US channel CBS is quite satisfied with the series about the young Sheldon Cooper from The Big Bang Theory. Since fall 2017 Young Sheldon regularly reaches 10-12 million viewers, which is not much less than the Big Bang Theory with 13 million viewers per week. The spinoff has mutated into a self-runner and that's not that surprising, after all, The Big Bang Theory is in its final stages at the end of the 12th season. By the way, fans of the young Sheldon Cooper can look forward to fall this year, because this is when the third season will air in the usa.