Cities in Flight is an omnibus volume consisting of They Shall Have Stars, 1956, novel (also published as Year 2018!); A Life for the Stars, 1962, novel; Earthman Come Home, 1955, novel (based on the short stories "Okie," 1950, "Bindlestiff," 1950, "Sargasso of Lost Cities," 1952, and "Earthman Come Home," 1953); The Triumph of Time, 1958, novel (also published as A Clash of Cymbals).