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 Exopla (20) Heliophy (18) Active Galactic Nu (17) Galaxy Formation & Evolu (17) Solar System/Planetary Sci (17) Star Formation & Evolu (14) Cosmo (12) Interstellar Me (12) GRBs (11) High-Energy Pheno (11) Supernovae (11) Astrobio (10) Astronomy Educa (10) Galactic Structure & Stellar Populat (9) Clusters of Galaxies/Large-scale Struc (7) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division