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 (5) Clusters of Galaxies/Large-scale Struc (4) Active Galactic Nu (3) Astronomy Educa (3) Exopla (3) Galactic Structure & Stellar Populat (3) Solar System/Planetary Sci (3) Star Formation & Evolu (3) Cosmo (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division