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