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 (10) Astrobio (4) Exopla (4) Astronomy Educa (2) Active Galactic Nu (1) Galactic Structure & Stellar Populat (1) GRBs (1) High-Energy Pheno (1) Star Formation & Evolu (1) (-) Supernovae (1) State CA (1) Facet State City Altadena (1) Auburn (1) Baltimore (1) Berkeley (1) Bothell (1) Calgary (1) Carrollton (1) Charlottesville (1) Columbus (1) Corvallis (1) Grand Forks (1) Greenwich (1) Hanover (1) Irvington (1) Los Angeles (1) Lowell (1) Lynden (1) Moffett Field (1) Orting (1) Pasadena (1) Pittsburgh (1) Salt Lake City (1) Santa Fe (1) South Pasadena (1) Tempe (1) Usaf Academy (1) Woodside (1) (-) San Ramon (1) Facet City Membership Class Full Emeritus Member (1) Facet Membership Class Division HEAD (15) LAD (3) HAD (2) SPD (2) (-) DPS (1) Facet Division Showing 1-1 of 1 results Cynthia Cheung Full Emeritus Member Affiliation NASA's GSFC State/Province CA Country United States