The AAS offices will be closed on Wednesday, 19 June 2024, in observance of Juneteenth. The closures include the Executive Office and the Sky & Telescope office.
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 Clusters of Galaxies/Large-scale Struc (1) Cosmo (1) Galactic Structure & Stellar Populat (1) Galaxy Formation & Evolu (1) (-) Active Galactic Nu (1) State PA (1) (-) MO (1) Facet State City Cambridge (1) Saint Louis (1) Springfield (1) St. Louis (1) (-) Columbia (1) Facet City Membership Class (-) Full Member (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results Yicheng Guo Full Member Affiliation University of Missouri State/Province MO Country United States