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 Interstellar Me (24) Star Formation & Evolu (20) Solar System/Planetary Sci (17) Astrobio (14) Exopla (13) GRBs (12) Heliophy (12) High-Energy Pheno (12) Supernovae (12) Active Galactic Nu (9) Galactic Structure & Stellar Populat (8) Galaxy Formation & Evolu (7) Astronomy Educa (6) Clusters of Galaxies/Large-scale Struc (6) Cosmo (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division