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 (34) Exopla (27) Interstellar Me (27) Active Galactic Nu (25) Galaxy Formation & Evolu (20) GRBs (19) High-Energy Pheno (19) Supernovae (19) Galactic Structure & Stellar Populat (18) Solar System/Planetary Sci (17) Cosmo (16) Astronomy Educa (15) Clusters of Galaxies/Large-scale Struc (13) Heliophy (11) Astrobio (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division