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) Galaxy Formation & Evolu (12) Galactic Structure & Stellar Populat (11) Clusters of Galaxies/Large-scale Struc (9) Interstellar Me (9) Star Formation & Evolu (9) Astronomy Educa (7) Exopla (7) GRBs (5) High-Energy Pheno (5) Supernovae (5) 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