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 (17) Star Formation & Evolu (13) Galactic Structure & Stellar Populat (11) Interstellar Me (11) Astronomy Educa (10) Solar System/Planetary Sci (9) Active Galactic Nu (8) Cosmo (8) GRBs (8) High-Energy Pheno (8) Supernovae (8) Clusters of Galaxies/Large-scale Struc (7) Heliophy (7) Astrobio (4) Exopla (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division