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 (11) Astronomy Educa (9) Galactic Structure & Stellar Populat (9) Galaxy Formation & Evolu (7) Star Formation & Evolu (7) Astrobio (6) Clusters of Galaxies/Large-scale Struc (6) Cosmo (6) Interstellar Me (6) Exopla (5) Solar System/Planetary Sci (5) GRBs (4) High-Energy Pheno (4) Supernovae (4) Heliophy (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division