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 (6) Exopla (6) Galaxy Formation & Evolu (6) Astronomy Educa (5) Clusters of Galaxies/Large-scale Struc (5) Galactic Structure & Stellar Populat (5) Solar System/Planetary Sci (5) Active Galactic Nu (4) GRBs (4) High-Energy Pheno (4) Supernovae (4) Astrobio (3) Interstellar Me (3) Star Formation & Evolu (3) Heliophy (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division