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