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 (10) Galaxy Formation & Evolu (10) Clusters of Galaxies/Large-scale Struc (9) Galactic Structure & Stellar Populat (9) Interstellar Me (9) Exopla (8) Astronomy Educa (7) Star Formation & Evolu (7) GRBs (6) High-Energy Pheno (6) Supernovae (6) Cosmo (4) Heliophy (4) Astrobio (3) Solar System/Planetary Sci (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division