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 (38) Heliophy (26) Astronomy Educa (20) Star Formation & Evolu (20) Exopla (17) Astrobio (11) Active Galactic Nu (9) Cosmo (8) Galactic Structure & Stellar Populat (8) Galaxy Formation & Evolu (8) Clusters of Galaxies/Large-scale Struc (7) GRBs (7) High-Energy Pheno (7) Supernovae (7) Interstellar Me (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division