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 Clusters of Galaxies/Large-scale Struc (1) Cosmo (1) State AZ (1) CA (2) CT (1) IN (1) KY (1) MA (22) MD (1) MO (1) PR (1) TX (2) VA (1) Facet State City Missisauga (1) Ottawa (1) Toronto (3) Facet City Membership Class Facet Membership Class Division Facet Division