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 Active Galactic Nu (1) Clusters of Galaxies/Large-scale Struc (1) Cosmo (1) Galactic Structure & Stellar Populat (1) Galaxy Formation & Evolu (1) Interstellar Me (1) Star Formation & Evolu (1) State Facet State City Berkeley (3) Big Bear City (2) Fresno (1) Los Angeles (1) Oakland (1) Palo Alto (1) Pasadena (4) Rohnert Park (1) San Diego (3) San Jose (1) Santa Cruz (1) South Pasadena (1) Stanford (2) Facet City Membership Class Facet Membership Class Division Facet Division