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 Exopla (1) Interstellar Me (1) (-) Astrobio (1) State DC (1) MD (1) (-) PA (1) Facet State City Pittsburgh (1) University Park (2) (-) Washington (1) Facet City Membership Class Full Member (1) Facet Membership Class Division LAD (1) (-) DPS (1) Facet Division Showing 1-1 of 1 results Douglas Hudgins Full Member Affiliation NASA Headquarters State/Province PA Country United States