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 (25) GRBs (23) High-Energy Pheno (23) Supernovae (23) Exopla (22) Interstellar Me (19) Cosmo (15) Galactic Structure & Stellar Populat (15) Galaxy Formation & Evolu (15) Solar System/Planetary Sci (14) Astronomy Educa (12) Clusters of Galaxies/Large-scale Struc (12) Heliophy (8) Astrobio (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division