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) State Facet State City Dallas (1) Huntingdon (1) Lancaster (1) Murrysville (1) Saint Davids (1) Facet City Membership Class AM (1) F (3) Facet Membership Class Division Facet Division