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 (27) Solar System/Planetary Sci (26) Star Formation & Evolu (24) Astronomy Educa (22) Cosmo (19) Galactic Structure & Stellar Populat (16) Clusters of Galaxies/Large-scale Struc (15) Exopla (15) Active Galactic Nu (13) GRBs (11) High-Energy Pheno (11) Supernovae (11) Interstellar Me (8) Astrobio (5) Heliophy (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division