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) Solar System/Planetary Sci (19) Astronomy Educa (18) Exopla (17) Interstellar Me (14) Cosmo (13) Galactic Structure & Stellar Populat (11) Heliophy (11) Active Galactic Nu (9) Astrobio (9) Galaxy Formation & Evolu (9) GRBs (9) High-Energy Pheno (9) Supernovae (9) Clusters of Galaxies/Large-scale Struc (7) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division