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 (8) Clusters of Galaxies/Large-scale Struc (7) Cosmo (5) Galactic Structure & Stellar Populat (5) Star Formation & Evolu (5) Active Galactic Nu (4) Astronomy Educa (4) Interstellar Me (4) Heliophy (3) Solar System/Planetary Sci (3) GRBs (2) High-Energy Pheno (2) Supernovae (2) Astrobio (1) Exopla (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division