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 (46) Star Formation & Evolu (37) Galactic Structure & Stellar Populat (33) Cosmo (26) Exopla (23) Active Galactic Nu (22) Interstellar Me (22) Astronomy Educa (21) Solar System/Planetary Sci (20) Clusters of Galaxies/Large-scale Struc (17) GRBs (13) High-Energy Pheno (13) Supernovae (13) Astrobio (9) Heliophy (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division