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 (7) Galaxy Formation & Evolu (5) Active Galactic Nu (4) Clusters of Galaxies/Large-scale Struc (4) GRBs (4) High-Energy Pheno (4) Supernovae (4) Star Formation & Evolu (3) Exopla (1) Galactic Structure & Stellar Populat (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division