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 Active Galactic Nu (6) Star Formation & Evolu (5) Astronomy Educa (4) Clusters of Galaxies/Large-scale Struc (4) Solar System/Planetary Sci (4) Cosmo (3) Exopla (3) Heliophy (3) Astrobio (2) Galactic Structure & Stellar Populat (2) Galaxy Formation & Evolu (2) GRBs (2) High-Energy Pheno (2) Supernovae (2) Interstellar Me (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division