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 (18) Solar System/Planetary Sci (16) Astronomy Educa (15) Galaxy Formation & Evolu (12) Cosmo (10) Galactic Structure & Stellar Populat (10) Active Galactic Nu (6) Astrobio (6) Heliophy (6) Interstellar Me (6) Exopla (5) Clusters of Galaxies/Large-scale Struc (4) GRBs (3) High-Energy Pheno (3) Supernovae (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division