See the Moon, stars and planets. Open year-round on most Thursday and Friday nights. Learn More.
Our very active amateur astronomy club, FOTO meets at the Observatory on the second Monday of every month at 7:30pm. Learn more.
We bring the universe to you, to your school, club, church, and civic group. Learn more.
Explore our role in the history astronomy, meteorology, time-keeping, and 19th century Cincinnati.
Support the COC and assist others in discovering the universe. Learn more.