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