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 Galaxy Formation & Evolu (16) Star Formation & Evolu (12) Galactic Structure & Stellar Populat (10) Interstellar Me (10) Astronomy Educa (9) Solar System/Planetary Sci (8) Active Galactic Nu (7) Clusters of Galaxies/Large-scale Struc (7) Cosmo (7) GRBs (7) Heliophy (7) High-Energy Pheno (7) Supernovae (7) Astrobio (3) Exopla (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division