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 (10) Solar System/Planetary Sci (10) Exopla (9) Cosmo (8) Interstellar Me (8) GRBs (7) High-Energy Pheno (7) Star Formation & Evolu (7) Supernovae (7) Clusters of Galaxies/Large-scale Struc (6) Galactic Structure & Stellar Populat (4) Active Galactic Nu (3) Astrobio (2) Astronomy Educa (2) Heliophy (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division