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