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 Solar System/Planetary Sci (7) Cosmo (5) Exopla (4) Galactic Structure & Stellar Populat (4) Galaxy Formation & Evolu (4) Active Galactic Nu (3) Astronomy Educa (3) Clusters of Galaxies/Large-scale Struc (3) GRBs (3) High-Energy Pheno (3) Supernovae (3) Astrobio (2) Interstellar Me (2) Star Formation & Evolu (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division