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 (25) Active Galactic Nu (23) Exopla (22) Interstellar Me (19) GRBs (16) High-Energy Pheno (16) Supernovae (16) Solar System/Planetary Sci (15) Cosmo (14) Galactic Structure & Stellar Populat (14) Astronomy Educa (12) Clusters of Galaxies/Large-scale Struc (12) Galaxy Formation & Evolu (12) Heliophy (7) Astrobio (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division