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) Galactic Structure & Stellar Populat (10) Active Galactic Nu (9) Interstellar Me (9) Star Formation & Evolu (9) GRBs (8) High-Energy Pheno (8) Supernovae (8) Clusters of Galaxies/Large-scale Struc (6) Solar System/Planetary Sci (6) Cosmo (5) Exopla (5) Astronomy Educa (4) Heliophy (3) Astrobio (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division