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 (24) Astronomy Educa (21) Solar System/Planetary Sci (19) GRBs (17) High-Energy Pheno (17) Supernovae (17) Exopla (16) Active Galactic Nu (15) Cosmo (13) Galaxy Formation & Evolu (13) Galactic Structure & Stellar Populat (11) Heliophy (11) Interstellar Me (11) Clusters of Galaxies/Large-scale Struc (10) Astrobio (8) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division