William Brish PlanetariumVisit WebsiteGet Directions Details Amenities Details The 70-seat planetarium provides different programs every month. Special group showings can be scheduled. Hours See website for hours. Location820 Commonwealth AveHagerstown, MD21740Get DirectionsContact Local Phone: 301-766-2898MapWestern Maryland Amenities ADA AccessibleAdmission/Tickets RequiredFamily-FriendlyFree ParkingPlaces NearbyAccommodationsQuality Inn & Suites-HagerstownLearn MoreAccommodationsHome2 Suites by Hilton-HagerstownLearn MoreAccommodationsRamada Plaza Hotel-HagerstownLearn MoreAccommodationsCanal QuartersLearn MoreAccommodationsHampton Inn-Hagerstown/MaugansvilleLearn MoreSee More For Western Maryland