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

COSI is now open!

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!

Starry Nights Live

Starry Night Live

This live show explores what can be seen in the sky tonight in central Ohio. Discover the current stars, constellations, planets, and deep sky objects that fill the starry night. Running time: Approximately 22 minutes.

Showtimes:
Jan 11 - Mar 17: 12:15pm | 2:15pm


Wildest Weather in the Solar System

Wildest Weather in the Solar System

Take a spectacular journey to witness the most beautiful, powerful, and mysterious weather phenomena in the solar system. From a storm the size of a 100-megaton hydrogen bomb, to a 400-year-old hurricane, to a dust tempest that could engulf entire planets, you'll be glad you live on Earth! Fly through the thick atmosphere of Venus, magnetic storms on the sun, liquid methane showers on Titan, and anticyclones whirling at hundreds of miles per hour on Jupiter. Running time: 25 minutes.

Showtimes:
Jan 11 - Mar 17*: 1:15pm | 3:15pm
*No 3:15 show on Mar 12


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 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 3-8. Running time: Approximately 22 minutes.

Showtimes:
Jan 11 - Mar 17: 11:15am


Science Live Now

COSI Science Now Live with COSI Chief Scientist: Dr. Paul Sutter

This live show lets you ask COSI’s Chief Scientist, Paul Sutter, your favorite questions about science and the universe in a dynamic Q&A format. You direct the show as the 60-foot dome in COSI’s Planetarium showcases visuals that help answer your deep questions. Show length: approximately 30 minutes.

Showtimes:
Mar 9, Apr 6, May 4, June 1 - 8:30pm (CAD)
Mar 31, Apr 28, May 26, June 30 - 7:15pm (FFN)

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. Learn More

Showtimes:
Daily: 9:00am | 9:15am | 9:30am | 9:45am

Photos
Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6
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..