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 Star Formation & Evolu (27) Active Galactic Nu (25) Exopla (22) GRBs (22) High-Energy Pheno (22) Supernovae (22) Interstellar Me (18) Cosmo (16) Galactic Structure & Stellar Populat (14) Galaxy Formation & Evolu (14) Solar System/Planetary Sci (14) Clusters of Galaxies/Large-scale Struc (13) Astronomy Educa (11) Heliophy (7) Astrobio (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division