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 Astronomy Educa (17) Solar System/Planetary Sci (16) Exopla (15) Star Formation & Evolu (15) Interstellar Me (13) Active Galactic Nu (12) Astrobio (12) Galaxy Formation & Evolu (10) GRBs (10) High-Energy Pheno (10) Supernovae (10) Galactic Structure & Stellar Populat (7) Cosmo (5) Heliophy (4) Clusters of Galaxies/Large-scale Struc (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division