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 Star Formation & Evolu (21) Galaxy Formation & Evolu (17) Interstellar Me (13) Active Galactic Nu (11) Astronomy Educa (11) Cosmo (11) Clusters of Galaxies/Large-scale Struc (9) Galactic Structure & Stellar Populat (9) Solar System/Planetary Sci (9) Astrobio (7) Exopla (6) GRBs (5) High-Energy Pheno (5) Supernovae (5) Heliophy (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division