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) Clusters of Galaxies/Large-scale Struc (10) Cosmo (9) Galactic Structure & Stellar Populat (8) Star Formation & Evolu (8) Active Galactic Nu (7) Solar System/Planetary Sci (6) Astronomy Educa (5) Exopla (5) Interstellar Me (5) GRBs (2) High-Energy Pheno (2) Supernovae (2) Astrobio (1) Heliophy (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division