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 Cosmo (1) Galaxy Formation & Evolu (1) State Facet State City La Jolla (1) Los Angeles (1) Orangevale (1) Pasadena (2) Stanford (2) Toronto (1) Facet City Membership Class Facet Membership Class Division Facet Division