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 (37) Star Formation & Evolu (34) Galactic Structure & Stellar Populat (24) Cosmo (23) Interstellar Me (22) Active Galactic Nu (20) Astronomy Educa (20) Exopla (17) Solar System/Planetary Sci (16) Clusters of Galaxies/Large-scale Struc (14) GRBs (14) High-Energy Pheno (14) Supernovae (14) Astrobio (6) Heliophy (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division