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Contact Information
Address: 5274 Zion Rd,

Cleves Ohio, 45002
Phone: 513-941-1981

CAS Headquarters

Located in Cleves, Ohio on the west side of Cincinnati, our headquarters is encompassed by the Hamilton County Park of Mitchell Memorial Forest. On the 4 acre site we have the headquarters, and four permanently mounted telescopes, and a C band satellite dish that we have converted into a radio telescope. In the headquarters we have for members, an extensive library, darkroom and meeting space for 70 people.

Directions to CAS Headquarters

Take I-74 to Exit 11, Harrison Rybolt:
From I-74 East Bound, turn Right onto Old Rybolt Rd
From I-74 West Bound, turn Left onto Harrison Ave, continue through the first light.
Then turn right onto Rybolt Rd at the next light
Turn Right (West) onto Wesselman Rd at the four way stop light, at the bottom of the hill
At your second Left (1.25 Mi), turn Left (West) onto Zion Hill Rd

Turn right (north-west) onto Zion Rd.
Follow Zion Rd, CAS is on your right before you reach the park entrance.

From the South West of Cincinnati, and the Ohio River:

Follow Brigetown Rd. West through Cleves.
After passing Dog Trot Rd.
Turn next Right onto Zion Rd.
Stay Right at fork in road.
Continue on Zion to CAS.

CAS Stewart Dark Sky Site (Members Only)

Located in Adams County, our 17 acre site is waiting for our members and guests. The field boasts electrical outlets and a cement pad for our members who desire a firmer base for their telescopes. There is a camping area complete with a fire pit, and grill.

For an idea of what the site looks like, member Pat Freeman has created a panoramic photo of the area.

The actual address is:  

20457  Route 41
Peebles, OH 45660

but the address on the Google Map below shows the exact location.