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 Active Galactic Nu (12) Astronomy Educa (11) Galactic Structure & Stellar Populat (9) Star Formation & Evolu (8) Astrobio (7) Galaxy Formation & Evolu (7) Interstellar Me (7) Clusters of Galaxies/Large-scale Struc (6) Cosmo (6) Exopla (6) Solar System/Planetary Sci (6) GRBs (4) Heliophy (4) High-Energy Pheno (4) Supernovae (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division