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 NearbyAccommodationsHampton Inn-Hagerstown/MaugansvilleLearn MoreAccommodationsHoliday Inn Express Hotel & Suites-HagerstownLearn MoreAccommodationsCourtyard by Marriott-HagerstownLearn MoreAccommodationsComfort Suites-HagerstownLearn MoreAccommodationsSuper 8 Halfway-HagerstownLearn MoreSee More For Western Maryland