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 (28) Active Galactic Nu (26) Exopla (23) GRBs (22) High-Energy Pheno (22) Supernovae (22) Galaxy Formation & Evolu (19) Interstellar Me (19) Clusters of Galaxies/Large-scale Struc (17) Cosmo (16) Solar System/Planetary Sci (16) Galactic Structure & Stellar Populat (15) Astronomy Educa (12) Heliophy (7) Astrobio (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division