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 (16) Astronomy Educa (12) Galaxy Formation & Evolu (12) Galactic Structure & Stellar Populat (11) Interstellar Me (11) Clusters of Galaxies/Large-scale Struc (10) Active Galactic Nu (8) Cosmo (8) GRBs (7) High-Energy Pheno (7) Supernovae (7) Heliophy (6) Solar System/Planetary Sci (6) Exopla (4) Astrobio (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division