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 (1) GRBs (1) High-Energy Pheno (1) Supernovae (1) State Facet State City Facet City Membership Class Facet Membership Class Division DDA (1) DPS (1) LAD (1) SPD (1) Facet Division