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 Astrobio (1) Astronomy Educa (1) Exopla (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) State Facet State City Alexandria (1) Annapolis (1) Baltimore (36) Belmont (1) Bethesda (1) Bloomington (1) Boulder (2) Catonsville (1) Chevy Chase (1) College Park (3) Crownsville (1) Derwood (1) Ellicott City (1) Gaithersburg (2) Germantown (1) Glenn Dale (1) Greenbelt (16) Hyattsville (1) Laurel (2) Marriottsville (1) Mountain View (1) Silver Spring (4) Socorro (1) Towson (1) Washington (5) Facet City Membership Class Facet Membership Class Division Facet Division