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 (29) Heliophy (19) Star Formation & Evolu (16) Galaxy Formation & Evolu (15) Cosmo (12) Exopla (12) Astronomy Educa (11) Clusters of Galaxies/Large-scale Struc (8) Active Galactic Nu (7) Astrobio (7) Interstellar Me (7) Galactic Structure & Stellar Populat (6) GRBs (6) High-Energy Pheno (6) Supernovae (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division