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 Astrobio (1) GRBs (1) High-Energy Pheno (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) Supernovae (1) (-) Astronomy Educa (1) State (-) CA (1) Facet State City Altadena (1) Atlanta (1) Chula Vista (1) La Canada (1) Los Angeles (2) Mountain View (1) Palm Desert (1) Pasadena (2) Rancho Mirage (1) San Francisco (1) South Pasadena (1) Woodside (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