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 (11) Astronomy Educa (10) Exopla (9) Galaxy Formation & Evolu (8) Active Galactic Nu (6) Astrobio (6) Cosmo (5) GRBs (4) High-Energy Pheno (4) Supernovae (4) Galactic Structure & Stellar Populat (3) Interstellar Me (3) Clusters of Galaxies/Large-scale Struc (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division