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 (10) Galaxy Formation & Evolu (9) Active Galactic Nu (8) Exopla (8) Clusters of Galaxies/Large-scale Struc (6) Cosmo (6) Interstellar Me (6) Solar System/Planetary Sci (6) Star Formation & Evolu (6) GRBs (5) High-Energy Pheno (5) Supernovae (5) Astronomy Educa (4) Astrobio (1) Heliophy (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division