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Planetarium
The new COSI Planetarium—the largest in Ohio—features state-of-the-art digital technology that offers an unsurpassed glimpse of our incredible universe. The COSI Planetarium's new Digistar 5 projection system and 60-foot dome will transport you to the farthest reaches of the galaxy, to undersea volcanoes and distant lands, and even into the human body. For all who wonder, who question, who dream, your window to the universe is now open at COSI.
Learn MoreNational Geographic Theater
The National Geographic Giant Screen is your portal to explore science, culture, history and nature. Through the immersive experience of the giant screen, combined with 3D technology, Dolby surround sound and 4K projection providing the clearest, life-like images - you will be transported to the inside of a molecule, to the edge of space, to beautiful and distant lands.
Learn MoreAdventure! in the Valley of the Unknown
Step inside to find yourself transported to a remote island where remnants of an ancient culture guard a secret that only you can unlock.
Learn MoreMotion Simulator
COSI’s Motion Simulator uses wide screen, high-definition imagery, surround sound, and motion to take you around the world, into the sky and even out into space! Restrictions: Simulator ride passengers must be 42" tall unless accompanied by an adult. Riders must be able to board and exit ride without assistance. Warning: These are dynamic, full-motion simulators. Infants, people with back, neck, and heart trouble, as well as those pregnant should not ride. Ride at your own risk.
Unlimited Add-On Experiences for One Price!
