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 Solar System/Planetary Sci (3) Clusters of Galaxies/Large-scale Struc (1) Cosmo (1) Galactic Structure & Stellar Populat (1) Galaxy Formation & Evolu (1) Heliophy (1) Star Formation & Evolu (1) State Facet State City Austin (1) Black Hawk (1) Calgary (1) Hanover (1) Hebron (1) Lititz (1) Pasadena (1) San Jose (1) Santa Fe (1) Tucson (1) Facet City Membership Class Full Member (1) Facet Membership Class Division Facet Division