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 Galactic Structure & Stellar Populat (10) Galaxy Formation & Evolu (10) Active Galactic Nu (9) Clusters of Galaxies/Large-scale Struc (9) Interstellar Me (9) Star Formation & Evolu (9) Astronomy Educa (8) Exopla (8) GRBs (7) High-Energy Pheno (7) Supernovae (7) Cosmo (6) Astrobio (4) Heliophy (4) Solar System/Planetary Sci (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division