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 Exopla (110) Solar System/Planetary Sci (105) Star Formation & Evolu (96) Astronomy Educa (95) Galaxy Formation & Evolu (90) Cosmo (85) GRBs (72) High-Energy Pheno (72) Supernovae (72) Interstellar Me (65) Galactic Structure & Stellar Populat (64) Active Galactic Nu (58) Astrobio (57) Clusters of Galaxies/Large-scale Struc (53) Heliophy (45) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division