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 Solar System/Planetary Sci (4) Astronomy Educa (3) Star Formation & Evolu (3) Galactic Structure & Stellar Populat (2) Galaxy Formation & Evolu (2) Heliophy (2) Active Galactic Nu (1) Cosmo (1) Exopla (1) GRBs (1) High-Energy Pheno (1) Interstellar Me (1) Supernovae (1) (-) Astrobio (1) State AB (1) AZ (1) BC (1) FL (1) ME (1) (-) CA (1) Facet State City San Ramon (1) Facet City Membership Class Full Member (2) Graduate Student (3) (-) Full Emeritus Member (1) Facet Membership Class Division DPS (4) HEAD (2) DDA (1) LAD (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