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 Galactic Structure & Stellar Populat (4) Star Formation & Evolu (4) Astronomy Educa (3) Clusters of Galaxies/Large-scale Struc (2) Cosmo (2) Galaxy Formation & Evolu (2) Solar System/Planetary Sci (2) Astrobio (1) Exopla (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division