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 (2) Astrobio (1) Astronomy Educa (1) Exopla (1) State Facet State City Flagstaff (2) Tucson (8) Facet City Membership Class F (3) GR (2) Graduate Student (2) Facet Membership Class Division Facet Division