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 GRBs (14) High-Energy Pheno (14) Supernovae (14) Cosmo (12) Galaxy Formation & Evolu (8) Solar System/Planetary Sci (8) Active Galactic Nu (7) Star Formation & Evolu (7) Exopla (6) Astronomy Educa (5) Clusters of Galaxies/Large-scale Struc (5) Heliophy (5) Galactic Structure & Stellar Populat (4) Interstellar Me (3) Astrobio (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division