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 (34) Astronomy Educa (27) Star Formation & Evolu (27) Solar System/Planetary Sci (25) Cosmo (22) GRBs (22) High-Energy Pheno (22) Supernovae (22) Exopla (20) Clusters of Galaxies/Large-scale Struc (17) Interstellar Me (17) Active Galactic Nu (15) Astrobio (12) Galactic Structure & Stellar Populat (12) Heliophy (12) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division