Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
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!

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:
Mar 18 - Sept 4: 12:15pm | 3:15pm
June 30, July 28, Aug 25 (FFN): 7:15pm


Asteroid: Mission Extreme

Asteroid: Mission Extreme

Asteroid: Mission Extreme takes audiences on an epic journey to discover the possibilities that asteroids present for space travel. Using stunning visuals and state-of-the-art computer graphics, the film presents the fascinating idea, based on real science, that asteroids could be used as stepping stones to other worlds, veritable “way stations” in space enabling us to cross the entire solar system. Running time: Approximately 25 minutes.

Showtimes:
May 27 - Sept 4: 1:15pm | 4:15pm
June 30, July 28, Aug 25 (FFN): 8:15pm

 

Planetary Treasure Hunt

Planetary Treasure Hunt

Search the solar system for hidden treasure with COSI’s Planetary Treasure Hunt. Climb on board the magical Starship C.O.S.I. 43215 for a visit to Mars, Saturn, the Moon and more. You might even experience an alien encounter or two, so keep your eyes peeled – the aliens’ riddles just might help you find the Northern Crown’s missing jewels. Running time: Approximately 25 minutes.

Showtimes:
May 27 - Sept 4: 11:15am | 2:15pm
June 30, July 28, Aug 25 (FFN): 6:15pm

Deep Space

Deep Space Q&A
with COSI Chief Scientist and Astrophysicist: Dr. Paul Sutter

This live show lets you ask COSI’s Chief Scientist, Dr. 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:
July 6 - 8:30pm (CAD)
July 28, Aug 25, Sept 29, Oct 27 - 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..