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) Solar System/Planetary Sci (35) Star Formation & Evolu (35) Astronomy Educa (29) Galactic Structure & Stellar Populat (25) Exopla (24) Cosmo (22) Active Galactic Nu (19) Clusters of Galaxies/Large-scale Struc (17) GRBs (16) High-Energy Pheno (16) Supernovae (16) Interstellar Me (13) Astrobio (8) Heliophy (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division