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 (7) Galaxy Formation & Evolu (7) Exopla (6) Star Formation & Evolu (6) Solar System/Planetary Sci (5) Astronomy Educa (4) Clusters of Galaxies/Large-scale Struc (4) Galactic Structure & Stellar Populat (4) Astrobio (3) Active Galactic Nu (2) Interstellar Me (2) GRBs (1) Heliophy (1) High-Energy Pheno (1) Supernovae (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division