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 Cosmo (11) Galaxy Formation & Evolu (11) Solar System/Planetary Sci (10) Star Formation & Evolu (10) Astronomy Educa (8) Clusters of Galaxies/Large-scale Struc (8) Galactic Structure & Stellar Populat (7) Interstellar Me (7) Active Galactic Nu (6) Exopla (6) Astrobio (4) GRBs (3) High-Energy Pheno (3) Supernovae (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division