The Birthplace of American Astronomy

See through the oldest public telescope in the country.

Mission & Vision Eclipse Glasses Solar Eclipse 8-21-17 See The Solar Eclipse



Welcome to the


We are a fully functioning 19th century observatory used daily by the public and amateur astronomers, civic organizations, teachers and students, scouts and history buffs. Open Monday through Friday 12-4 for you to explore, offer astronomy programs and stargazing Thursday & Friday evenings, and dozens of special events throughout the year.



A National Historic Landmark


When you explore the beautiful buildings and see through the large, historic telescopes, you'll step back in time and space. 

Watch our New Video




Eclipse Glasses


We are sorry to say that we sold out of eclipse glasses on Tuesday at 2pm. Unfortunately we have given out all 12,000 pairs to the Tri-State that we received from NASA, but please check with your local libraries to see if they are holding viewing parties or join us here from 12-4pm on Monday.






August 21, 2017

Learn how to see this astronomically cool event safely from Cincinnati or from the path of totality.

Get Ready For The Eclipse!




See the Solar Eclipse


If you're in Cincinnati on August 21, drop on by the Observatory to safely see the Moon eclipse 91% of the Sun.

Monday August 21, from Noon-4pm

It's a Partial Eclipse of the Heart

Mission & Vision
Eclipse Glasses
Solar Eclipse 8-21-17
See The Solar Eclipse

Join Us

Join, donate, and volunteer to make the "Birthplace of American Astronomy" a vibrant center for education and wonder

Public Events

See "What's Up" at the Observatory.  Each season has a new planet, star cluster, or nebula to explore

School Programs

Plan a field trip, schedule an outreach visit to your classroom, or gather the scouts for an evening at the Observatory