Since July 1969, Neil Armstrong’s first step on the Moon has represented the pinnacle of American space exploration and a grand scientific achievement. Yet, as Smithsonian curator Teasel Muir-Harmony argues in Operation Moonglow, its primary purpose wasn’t advancing science. Rather, it was part of a political strategy to build a global coalition. Drawing on a rich array of untapped archives and firsthand interviews with Apollo astronauts, Operation Moonglow paints a riveting picture of the intersection of spaceflight, geopolitics, propaganda, and diplomacy during the Cold War.