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