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 Solar System/Planetary Sci (27) Heliophy (19) Star Formation & Evolu (15) Exopla (10) Astronomy Educa (9) Galaxy Formation & Evolu (8) Astrobio (7) Cosmo (5) Active Galactic Nu (4) Interstellar Me (4) Galactic Structure & Stellar Populat (3) GRBs (3) High-Energy Pheno (3) Supernovae (3) Clusters of Galaxies/Large-scale Struc (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division