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 (5) Galactic Structure & Stellar Populat (5) Galaxy Formation & Evolu (5) Clusters of Galaxies/Large-scale Struc (4) Exopla (4) GRBs (4) High-Energy Pheno (4) Supernovae (4) Active Galactic Nu (3) Interstellar Me (3) Solar System/Planetary Sci (3) Astronomy Educa (2) Star Formation & Evolu (2) Astrobio (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division