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 Star Formation & Evolu (10) Exopla (9) Active Galactic Nu (6) Astronomy Educa (6) Galaxy Formation & Evolu (6) GRBs (5) High-Energy Pheno (5) Solar System/Planetary Sci (5) Supernovae (5) Cosmo (4) Galactic Structure & Stellar Populat (4) Interstellar Me (4) Astrobio (3) Clusters of Galaxies/Large-scale Struc (2) (-) Heliophy (2) State CO (1) NY (1) Facet State City A-1220 Vienna (1) Acton (1) Albuquerque (2) Alexandria (2) American Fork (1) Anacortes (1) Arlington (1) Athens (1) Atlanta (3) Auburn (1) Austin (1) Baltimore (4) Bellingham (1) Berkeley (5) Bethesda (2) Big Bear City (3) Black Hawk (1) Bloomington (1) Bogota (1) Boulder (19) Broomfield (1) Calgary (1) Cambridge (7) Campbell (1) Cedar Rapids (1) Chevy Chase (1) College Park (1) Columbus (1) Coos Bay (2) Crestwood (1) Daejeon (1) Dahlonega (1) Delanco (1) Denver (1) Durham (1) Ellicott City (1) Evansville (1) Fairfax (3) Flagstaff (2) Fort Myers (1) Freiburg Im Breisgau (1) Fresno (1) Fuquay Varina (1) Geneseo (1) Glasgow (1) Glendora (1) Grand Rapids (1) Greenbelt (18) Greensboro (1) Greenwich (1) Hanover (1) Hawthorn (1) Heidelberg (1) Herriman (1) Houston (2) Huntsville (4) Ioannina (1) Iowa City (2) Kaduna (1) Kirtland Afb (2) La Crescenta (1) Lakewood (1) Laramie (1) Las Vegas (1) Laurel (4) Leuven (1) Lexington (1) Lititz (1) Lockport (1) Logan (1) Los Alamos (3) Los Angeles (4) Lowell (1) Madison (3) Marriottsville (1) Medford (1) Minneapolis (1) Missouri City (1) Mohegan Lake (1) Naples (1) Newark (5) Newville (1) Oakland (1) Orangeburg (1) Orangevale (1) Orono (1) Ottawa (1) Palm Harbor (1) Palo Alto (2) Pasadena (6) Pittsburgh (2) Potomac (1) Pukalani (1) Reno (1) Rochester (1) Rohnert Park (1) Sagamihara (1) Saint Louis (1) Saint Paul (2) Salem (1) San Diego (5) San Francisco (2) San Jose (1) Santa Cruz (1) Santa Fe (1) Santee (1) Seal Beach (1) Seattle (1) Shrewsbury (1) Silver Spring (1) South Pasadena (1) Sparks (1) Springfield (1) St-Anaclet (1) Stanford (3) Stansbury Park (1) Staten Island (1) Tempe (1) Tiverton (1) Tucson (3) University (1) University Park (2) Villanova (1) Washington (8) Westfield (1) White Hall (1) Windermere (1) Winthrop (1) Zurich (2) (-) Golden (1) (-) New York (1) Facet City Membership Class Amateur Affiliate (1) Full Member (1) Facet Membership Class Division LAD (1) SPD (1) Facet Division Showing 1-2 of 2 results Michael Hahn Full Member Affiliation Columbia University State/Province NY Country United States Rondle Moubry Amateur Affiliate Affiliation State/Province CO Country United States