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) Exopla (12) Astronomy Educa (11) Star Formation & Evolu (11) Galaxy Formation & Evolu (10) Galactic Structure & Stellar Populat (9) Cosmo (8) Astrobio (7) Clusters of Galaxies/Large-scale Struc (7) Interstellar Me (7) GRBs (6) High-Energy Pheno (6) Supernovae (6) Active Galactic Nu (5) Heliophy (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division