The museum's William L. McKnight-3M Omnitheater, which is 70 feet wide and 90 feet tall, provides an immersive experience for moviegoers. The celebration of science on the biggest screens in the Twin Cities metro returns on Feb. 24 during KARE 11 Saturday at the Science Museum of Minnesota. Viewers will follow the high-stakes global mission to build JWST and launch it into orbit 1 million miles from Earth in an attempt to answer questions that have haunted us since beginning of time