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) Heliophy (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) State Facet State City Berkeley (1) Brooklyn (1) Chadds Ford (1) Chicago (1) Forest Hills (1) Hanover (1) Hempstead (1) Ithaca (1) Lockport (1) New York (3) Stanford (1) Toronto (1) Facet City Membership Class Facet Membership Class Division Facet Division