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 Galactic Structure & Stellar Populat (8) Galaxy Formation & Evolu (8) Cosmo (7) Astronomy Educa (6) Interstellar Me (6) Star Formation & Evolu (6) Exopla (4) Clusters of Galaxies/Large-scale Struc (3) Active Galactic Nu (2) GRBs (2) High-Energy Pheno (2) Supernovae (2) Astrobio (1) Heliophy (1) Solar System/Planetary Sci (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division