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 Cosmo (14) GRBs (13) High-Energy Pheno (13) Supernovae (13) Galaxy Formation & Evolu (12) Solar System/Planetary Sci (9) Galactic Structure & Stellar Populat (8) Active Galactic Nu (7) Star Formation & Evolu (7) Astronomy Educa (6) Clusters of Galaxies/Large-scale Struc (6) Exopla (6) Heliophy (5) Interstellar Me (5) Astrobio (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division