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 Cosmo (8) Astrobio (6) Exopla (6) Star Formation & Evolu (6) Astronomy Educa (5) Galaxy Formation & Evolu (4) Solar System/Planetary Sci (4) GRBs (3) High-Energy Pheno (3) Supernovae (3) Active Galactic Nu (1) Clusters of Galaxies/Large-scale Struc (1) Interstellar Me (1) (-) Galactic Structure & Stellar Populat (1) (-) Heliophy (1) State (-) AZ (1) Facet State City Annapolis (1) Flagstaff (6) Kahului (1) Littleton (1) Philadelphia (1) Tucson (17) (-) Tempe (1) Facet City Membership Class F (1) Facet Membership Class Division HEAD (1) Facet Division Showing 1-1 of 1 results Frank Timmes F Affiliation Arizona State University State/Province AZ Country United States