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 Interstellar Me (9) Galaxy Formation & Evolu (8) Star Formation & Evolu (8) Active Galactic Nu (7) Exopla (7) Galactic Structure & Stellar Populat (7) Clusters of Galaxies/Large-scale Struc (6) GRBs (5) High-Energy Pheno (5) Supernovae (5) Astronomy Educa (4) Cosmo (4) Heliophy (3) Astrobio (2) Solar System/Planetary Sci (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division