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 Solar System/Planetary Sci (37) Heliophy (29) Astronomy Educa (20) Star Formation & Evolu (20) Exopla (17) Galactic Structure & Stellar Populat (13) Cosmo (12) Galaxy Formation & Evolu (12) Interstellar Me (10) Clusters of Galaxies/Large-scale Struc (9) GRBs (9) High-Energy Pheno (9) Supernovae (9) Active Galactic Nu (8) Astrobio (8) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division