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 Star Formation & Evolu (31) Active Galactic Nu (27) Exopla (25) GRBs (25) High-Energy Pheno (25) Supernovae (25) Cosmo (22) Galaxy Formation & Evolu (22) Interstellar Me (21) Clusters of Galaxies/Large-scale Struc (18) Galactic Structure & Stellar Populat (17) Solar System/Planetary Sci (17) Astronomy Educa (13) Heliophy (7) Astrobio (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division