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 (22) Star Formation & Evolu (18) Solar System/Planetary Sci (15) Astrobio (13) Exopla (11) Heliophy (11) GRBs (10) High-Energy Pheno (10) Supernovae (10) Active Galactic Nu (7) Galactic Structure & Stellar Populat (6) Astronomy Educa (5) Clusters of Galaxies/Large-scale Struc (5) Galaxy Formation & Evolu (5) Cosmo (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division