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 Astronomy Educa (25) Star Formation & Evolu (20) Cosmo (18) Galaxy Formation & Evolu (18) Exopla (17) Active Galactic Nu (14) GRBs (14) High-Energy Pheno (14) Supernovae (14) Clusters of Galaxies/Large-scale Struc (13) Galactic Structure & Stellar Populat (13) Astrobio (10) Solar System/Planetary Sci (9) Heliophy (7) Interstellar Me (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division