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) Active Galactic Nu (10) Clusters of Galaxies/Large-scale Struc (10) Galactic Structure & Stellar Populat (10) Interstellar Me (9) Exopla (8) Star Formation & Evolu (8) Astronomy Educa (7) GRBs (6) High-Energy Pheno (6) Supernovae (6) Cosmo (5) Astrobio (4) Heliophy (4) Solar System/Planetary Sci (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division