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 (1) State Facet State City Greenbelt (1) Hanover (1) Iowa City (1) Stanford (1) Washington (1) Facet City Membership Class F (1) Facet Membership Class Division HEAD (1) Facet Division