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 Star Formation & Evolu (15) Astronomy Educa (13) Active Galactic Nu (11) Galactic Structure & Stellar Populat (11) Galaxy Formation & Evolu (10) Interstellar Me (9) Clusters of Galaxies/Large-scale Struc (8) Cosmo (7) GRBs (7) High-Energy Pheno (7) Solar System/Planetary Sci (7) Supernovae (7) Heliophy (6) Astrobio (5) Exopla (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division