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 (94) Star Formation & Evolu (85) Exopla (80) Solar System/Planetary Sci (73) Galactic Structure & Stellar Populat (68) Astronomy Educa (67) Cosmo (64) GRBs (57) High-Energy Pheno (57) Supernovae (57) Active Galactic Nu (52) Clusters of Galaxies/Large-scale Struc (52) Astrobio (38) Interstellar Me (28) Heliophy (13) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division