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 Astronomy Educa (84) Star Formation & Evolu (66) Solar System/Planetary Sci (64) Galaxy Formation & Evolu (54) Galactic Structure & Stellar Populat (50) Exopla (49) Cosmo (43) GRBs (38) High-Energy Pheno (38) Supernovae (38) Interstellar Me (34) Active Galactic Nu (31) Clusters of Galaxies/Large-scale Struc (30) Astrobio (29) Heliophy (27) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division