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 (20) Astronomy Educa (15) Galaxy Formation & Evolu (15) Galactic Structure & Stellar Populat (12) GRBs (11) High-Energy Pheno (11) Interstellar Me (11) Supernovae (11) Active Galactic Nu (10) Cosmo (10) Clusters of Galaxies/Large-scale Struc (8) Exopla (8) Solar System/Planetary Sci (7) Heliophy (4) Astrobio (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division