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 Solar System/Planetary Sci (26) Heliophy (19) Star Formation & Evolu (13) Cosmo (11) Exopla (10) Galaxy Formation & Evolu (10) Astronomy Educa (9) Active Galactic Nu (7) Astrobio (6) GRBs (6) High-Energy Pheno (6) Supernovae (6) Clusters of Galaxies/Large-scale Struc (5) Interstellar Me (3) Galactic Structure & Stellar Populat (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division