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) Astronomy Educa (26) Galaxy Formation & Evolu (25) Active Galactic Nu (20) Interstellar Me (19) Solar System/Planetary Sci (18) Galactic Structure & Stellar Populat (16) Cosmo (15) Heliophy (15) Clusters of Galaxies/Large-scale Struc (14) Exopla (14) GRBs (11) High-Energy Pheno (11) Supernovae (11) Astrobio (8) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division