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