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 (14) Galaxy Formation & Evolu (13) GRBs (13) High-Energy Pheno (13) Supernovae (13) Astronomy Educa (11) Exopla (10) Solar System/Planetary Sci (10) Active Galactic Nu (8) Galactic Structure & Stellar Populat (8) Interstellar Me (7) Star Formation & Evolu (7) Clusters of Galaxies/Large-scale Struc (6) Heliophy (6) Astrobio (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division