The Big Bang Theory Sequel Officially Moves Forward With Major Spinoff Update

Published Sep 18, 2026, 10:05 AM EDT Ana Dumaraog is a Writer and Editor at Screen Rant, where she expertly covers Network TV offerings, among other things She has spearheaded the effort to make the site an authority on broadcast shows, initially starting with The Big Bang Theory franchise, NCIS, and One Chicago before taking on the specialization in general. Ana has also covered a wide-spread of topics in the past — from franchises like, the MCU and Star Wars, to classic TV favorites, such as Frasier and MASH. Ana brings clarity and enthusiasm to every story she tackles—whether reporting on new releases or offering deep dives into fan-favorite franchises. Her coverage translates complex entertainment developments into engaging, audience-focused content. A new spinoff update confirms that The Big Bang Theory sequel is officially moving forward. Nearly 20 years since The Big Bang Theory premiered on CBS, the world that it created continues to thrive. In 2019, the flagship wrapped up, but its legacy was carried over by Young Sheldon and now, Georgie & Mandy's First Marriage, which was 2025-2026 TV cycle's number 1 comedy. Admittedly, it is still nowhere near the popularity of its parent series, but it paves the way for the universe to exist and even further expand. The Big Bang Theory world broke its exclusive ties to network TV in 2026, as Stuart Fails to Save the Universe premiered on HBO Max. Re-teaming Chuck Lorre and Bill Prady, alongside Zak Penn, the show marked a first for the franchise. For starters, it fully embraces the sci-fi genre, unlike its predecessors. Secondly, it was the first post-The Big Bang Theory finale story, as both Young Sheldon and Georgie & Mandy's First Marriage were set in the past. Now, a new update confirms its future. Per Prady on his official Instagram, work on Stuart Fails to Save the Universe season 2 has already started. No other additional information was revealed on his social media post aside from a snap of the writer's room for the show's sophomore year. It's worth noting that Stuart Fails to Save the Universe season 1 is still on the air, with 1 more episode left before it wraps. Check Prady's post below: HBO Max renewed Stuart Fails to Save the Universe for season 2 in August, around a month into its 10-week run on the platform. The show has done well in terms of streaming numbers, although exact viewership is still uncertain at this point. It's possible that this data will be rolled out once the project wraps up its debut year. Regardless, what's clear is that HBO Max believes in The Big Bang Theory sequel enough for them to order another season of it. Because the show still has one more episode left, it's difficult to predict what Lorre, Prady, and Penn have in store for Stuart Fails to Save the Universe season 2. Because it doesn't adhere to smaller details of The Big Bang Theory continuity, the project has been bold in terms of storytelling, going to absurd places, including a universe where Stuart, Denise, Barry, and Bert found themselves as centaurs. It's also curious whether the writing team took a big swing and ended season 1 with a cliffhanger, even though the renewal didn't come until season 1 was already locked in. Whatever anyone thinks of Stuart Fails to Save the Universe, the fact that the show is pushing boundaries is impressive in itself. Lorre and Prady could have easily relied on their old tricks and the success of the franchise by doing another prequel in the same vein of Young Sheldon or another grounded friend-centric comedy. Instead, they took a risk. With an additional season guaranteed, it's time to see if they can completely make it worth it.