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 (34) Exopla (28) Interstellar Me (27) Active Galactic Nu (26) Galaxy Formation & Evolu (21) GRBs (19) High-Energy Pheno (19) Supernovae (19) Galactic Structure & Stellar Populat (18) Solar System/Planetary Sci (18) Cosmo (16) Astronomy Educa (15) Clusters of Galaxies/Large-scale Struc (14) Heliophy (11) Astrobio (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division