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 Solar System/Planetary Sci (2) Cosmo (1) Galactic Structure & Stellar Populat (1) Galaxy Formation & Evolu (1) State CO (1) MD (1) OR (1) Facet State City Facet City Membership Class AM (1) F (2) GR (2) JR (1) Facet Membership Class Division HEAD (4) SPD (2) DPS (1) Facet Division