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 (27) Star Formation & Evolu (21) Cosmo (19) Exopla (19) Galaxy Formation & Evolu (18) Active Galactic Nu (16) Clusters of Galaxies/Large-scale Struc (15) Galactic Structure & Stellar Populat (14) GRBs (14) High-Energy Pheno (14) Supernovae (14) Astrobio (12) Solar System/Planetary Sci (10) Interstellar Me (8) Heliophy (7) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division