The Columbus Astronomical Society (CAS) is central Ohio's largest and oldest organization dedicated to the amateur study of astronomy. Since 1947, it has attracted members from every walk of life and all ages that share a passion for the night sky.
The Columbus Astronomical Society (CAS) is central Ohio's largest and oldest organization dedicated to the amateur study of astronomy. Since 1947, it has attracted members from every walk of life and all ages that share a passion for the night sky.