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 Galaxy Formation & Evolu (12) Star Formation & Evolu (11) Galactic Structure & Stellar Populat (10) Active Galactic Nu (9) Clusters of Galaxies/Large-scale Struc (9) Interstellar Me (9) Exopla (8) Astronomy Educa (6) GRBs (5) High-Energy Pheno (5) Supernovae (5) Astrobio (4) Cosmo (4) Heliophy (3) Solar System/Planetary Sci (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division