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 Galaxy Formation & Evolu (15) Active Galactic Nu (11) Cosmo (9) Galactic Structure & Stellar Populat (8) Clusters of Galaxies/Large-scale Struc (7) GRBs (7) High-Energy Pheno (7) Star Formation & Evolu (7) Supernovae (7) Interstellar Me (6) Solar System/Planetary Sci (6) Astronomy Educa (5) Exopla (5) Astrobio (3) Heliophy (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division