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 (14) Galaxy Formation & Evolu (11) Star Formation & Evolu (10) Galactic Structure & Stellar Populat (8) Cosmo (7) Exopla (7) Astronomy Educa (6) Clusters of Galaxies/Large-scale Struc (6) Astrobio (4) Interstellar Me (4) Active Galactic Nu (3) GRBs (3) High-Energy Pheno (3) Supernovae (3) Heliophy (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division