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 Astronomy Educa (1) High-Energy Pheno (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) Supernovae (1) (-) Astrobio (1) (-) GRBs (1) State CA (1) Facet State City Calgary (1) Carrollton (1) Gainesville (1) Hebron (1) Tucson (1) Vancouver (1) (-) San Ramon (1) Facet City Membership Class (-) Full Emeritus Member (1) Facet Membership Class Division DPS (1) (-) HAD (1) Facet Division Showing 1-1 of 1 results Cynthia Cheung Full Emeritus Member Affiliation NASA's GSFC State/Province CA Country United States