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We are currently scheduling for Spring 2025.

As the outreach arm of the Department of Astronomy, we are not a full-fledged or staffed science center. We do our best to meet all requests. We offer public shows based on staffing availability. The Planetarium at COSI is open for public programs.

Upcoming Events

Space
January 17, 2025

Public Planetarium Programs - Jan 17, 2025

Smith Lab 5033 - Arne Slettebak Planetarium
Space
February 21, 2025

Public Planetarium Programs - Feb 21, 2025

Smith Lab 5033 - Arne Slettebak Planetarium
Space
March 21, 2025

Public Planetarium Programs - Mar 21, 2025

Smith Lab 5033 - Arne Slettebak Planetarium
Space
April 11 - May 11, 2025

Public Planetarium Programs - April 11, 2025

Smith Lab 5033 - Arne Slettebak Planetarium

Recent News

stock photo of a cold moon

What's Up? - Ohio Skylights December 2024

By Noah Downing
Constellations, Planets, and Astronomical Events Visible in December 2024

Happy December! 2024 is rolling to a close as the days get shorter and shorter. We start the month with sunrise at about 7:…

Diagram of Mercury's Greatest Eastern Elongation

What's Up? - Ohio Skylights November 2024

By Noah Downing
Constellations, Planets, and Astronomical Events Visible in November 2024

Happy November and happy end of daylight savings! November 3rd is the end of daylight savings time, meaning clocks will “…

Comet A3 by Daniel Korona

How to view Comet Tsuchinshan-ATLAS

Comet Tsuchinshan-ATLAS vaults into the evening sky on or about Oct. 11th. Map dates show the comet's position from latitude 40° north during the evening hours for U.S. time zones.

Aurora Borealis over Alaska

Severe solar storm could supercharge auroras across US, impact power grids, NOAA warns

A severe geomagnetic storm is possible on Thursday and Friday (Oct. 10 and Oct. 11).

People Directory

Director, Arne Slettebak OSU Planetarium
Planetarium Presenter
Professor of Astronomy