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 Cosmo (8) Galaxy Formation & Evolu (5) Active Galactic Nu (4) Clusters of Galaxies/Large-scale Struc (4) GRBs (4) High-Energy Pheno (4) Star Formation & Evolu (4) Supernovae (4) Exopla (2) Heliophy (2) Solar System/Planetary Sci (2) Astrobio (1) Astronomy Educa (1) Galactic Structure & Stellar Populat (1) Interstellar Me (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division