सदस्य बनें
पृष्ठ के पते की प्रतिलिपि क्लिपबोर्ड पर बना दी है।
अर्थ : 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.
उदाहरण : Under the Mercury program each flight had one astronaut.
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