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 Astronomy Educa (1) Galactic Structure & Stellar Populat (1) State CA (1) CO (1) Facet State City Facet City Membership Class E (1) F (2) Full Member (4) GR (2) Facet Membership Class Division Facet Division