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 Active Galactic Nu (10) Astronomy Educa (10) Galactic Structure & Stellar Populat (9) Clusters of Galaxies/Large-scale Struc (7) Galaxy Formation & Evolu (7) Star Formation & Evolu (7) Astrobio (6) Solar System/Planetary Sci (6) Cosmo (5) Exopla (5) Interstellar Me (5) GRBs (3) Heliophy (3) High-Energy Pheno (3) Supernovae (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division