Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science Galaxy Formation & Evolu (2) Astronomy Educa (1) State MO (1) Facet State City Alexandria (1) Amherst (1) Annapolis (1) Baltimore (31) Bern (1) Boulder (1) Cambridge (1) College Park (4) Crownsville (1) Elkton (1) Ellicott City (1) Germantown (1) Greenbelt (17) Hampstead (1) Laurel (3) Marina (1) Marriottsville (1) Middle River (1) Mountain View (1) Potomac (1) San Marcos (1) Silver Spring (1) Socorro (1) Tucson (1) Washington (6) Facet City Membership Class Facet Membership Class Division Facet Division