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 (21) Solar System/Planetary Sci (19) Exopla (17) Star Formation & Evolu (17) Galaxy Formation & Evolu (13) Interstellar Me (13) Active Galactic Nu (12) Astrobio (12) GRBs (12) High-Energy Pheno (12) Supernovae (12) Cosmo (8) Galactic Structure & Stellar Populat (8) Heliophy (5) Clusters of Galaxies/Large-scale Struc (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division