Hero Media

Omnitheater

William L. McKnight - 3M Omnitheater

Explore science on the biggest screen in town — the William L. McKnight-3M Omnitheater! This huge domed screen tells stories spanning the wonders of space, the potency of volcanoes, the beauty of physics, the complexity of nature, and more.

Did you know? Your general admission ticket includes Omnitheater movies!
Book your visit now and reserve your movie showtimes to guarantee your seats for an unforgettable museum experience. Admission to the museum includes one Omnitheater show. If you’d like to purchase additional tickets for Omnifest, they’re $9.95 each. Call (651) 221-9444 to reserve additional tickets. 

Blue Whales


Showing through Oct. 3, 2025
Giants return to the giant screen! Experience the biggest comeback story in ocean history while unraveling the mysteries of these magnificent creatures.

National Parks Adventure


Showing Aug. 1-Dec. 31, 2025
Travel back in time with President Theodore Roosevelt and conservationist John Muir as they imagine a vast national parks system.

T. REX


Showing through Jan. 31, 2026
Come head-to-head with history’s most fearsome predator in this brand new documentary combining revolutionary CGI and groundbreaking paleontology.

Stellar Tours: A Star is Born


SHOWING WEDNESDAY-SUNDAY
A fan-favorite reimagined, follow the life cycle of a star through this live digital telescope show.