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 Heliophy (2) Astrobio (1) State DC (1) MD (1) NH (1) VA (1) Facet State City Facet City Membership Class F (1) Facet Membership Class Division DDA (1) Facet Division