Today
10am - 5pm
Today
CLOSED
Today
CLOSED
Today
10am - 5pm
Today
10am - 5pm
Today
10am - 9pm
Today
10am - 5pm

COSI is now closed

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.

Now Available: Planetarium Only tickets!

Our Universe Above

Our Universe Above - The Search For Life

Presented LIVE by the COSI Team, The Search for Life explores both the sky tonight and the question of whether we are alone in the universe. Discover how we find the planets orbiting other stars and join scientists in the search for life beyond Earth. Running time: Approximately 40 minutes.

Showtimes:
Mar 19 - April 3: 12:45pm, 2:45pm, 4:45pm, 5:45pm
April 6 - June 17: 12:45pm, 2:45pm

Buy Tickets


One World, One Sky

One World, One Sky: Big Bird's Adventure

Explore the night sky with your favorite friends from Sesame Street! Follow along with Big Bird, Elmo and their friend from China, Hu Hu Zhu, as they take you on a journey of discovery to learn about the Big Dipper, the North Star, the Sun and the Moon. Running time: Approximately 40 minutes.

Showtimes:
Jan 6 - Sept 5: 11:45am

Play Trailer | Buy Tickets

Space Park 360

Space Park 360

SpacePark360 is a set of fulldome movies designed to recreate the experience of amusement park thrill rides - roller coasters, pendulums, inverters and more. Seen from the rider's perspective, SpacePark360 takes the state-of-the-art technologies of fulldome systems and combines them with heart pounding thrill rides to create a unique entertainment show never seen before on the dome. From the tops of Jupiter's clouds to the icy depths of Neptune's moon Triton, each location serves to heighten the thrilling experience. Please note: this particular show has the extreme motion of amusement park rides that could cause motion sickness. Running time: Approximately 38 minutes.

Showtimes:
March 2 - March 18: 10:45am, 3:45pm
March 19 - April 3: 10:45am, 3:45pm, 6:45pm
April 6 - Sept 5: 10:45am, 3:45pm
Play Trailer | Buy Tickets

Jr. Star Safari

Jr. Star Safari

Discover the animals in the night sky. Families with young children will enjoy this engaging and interactive live astronomy show, led by a COSI Star Safari Guide along with the help of Orion, our master scout, to find animals in the night sky. This 25-minute show created by COSI especially for early learners, features beautiful animal drawings, real-animal footage from The Columbus Zoo and a tour of the night sky across COSI’s 60-foot dome. No need to be quiet on this safari, the animals won’t mind a few oohs, aaahs and shout-outs from the audience as they discover the beauty and wonder of the stars. Recommended for ages 3-10. Running time: Approximately 25 minutes.

Showtimes:
April 6 - Sept 4: 1:45pm

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Teacher's Choice Show

Teacher's Choice Show

See the shows of your choice during your field trip or group visit, including Cell! Cell! Cell!, Black Holes: The Other Side of Infinity, Our Solar System, Back to the Moon for Good, Wildest Weather in the Solar System, One World One Sky: Big Bird's Adventure, and Our Universe Above.

Showtimes:
Wednesday - Friday: 9:00am

Learn More | Buy Tickets

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Rent It

Host your wedding, party, or private event under swirling galaxies and spectacular starscapes, no matter what the weather outside. The COSI Planetarium is available for weddings, birthday parties, corporate events, and family reunions, and offers customized starshows and seating for over 200 guests. For private rentals, please contact the This email address is being protected from spambots. You need JavaScript enabled to view it.. For birthday parties, please contact the This email address is being protected from spambots. You need JavaScript enabled to view it..