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 Interstellar Me (43) Star Formation & Evolu (40) Solar System/Planetary Sci (36) Astrobio (33) GRBs (28) High-Energy Pheno (28) Supernovae (28) Exopla (26) Active Galactic Nu (22) Galaxy Formation & Evolu (19) Cosmo (17) Clusters of Galaxies/Large-scale Struc (16) Heliophy (16) Galactic Structure & Stellar Populat (15) Astronomy Educa (12) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division