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 (11) Cosmo (9) Exopla (7) Clusters of Galaxies/Large-scale Struc (6) Galactic Structure & Stellar Populat (6) Star Formation & Evolu (6) Active Galactic Nu (5) Interstellar Me (5) Solar System/Planetary Sci (5) Astronomy Educa (4) GRBs (4) High-Energy Pheno (4) Supernovae (4) Astrobio (3) Heliophy (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division