Definition von mercury program im Englisch Englisch wörterbuch
a US government space programme designed to put human beings in orbit around the Earth. In its first successful flight, John Glenn made three orbits of the Earth in 1962 (1961-63)
a program of rocket-powered flights undertaken by US between 1961 and 1963 with the goal of putting a man in orbit around the earth; "under the Mercury program each flight had one astronaut