FRENCH LANGUAGE On July 20, 1969, the Eagle lunar module of the Apollo 11 mission was the first manned spacecraft to successfully land on the Moon's surface. For the first time in history, two men are fulfilling humanity's old dream: to walk on the soil of another world. A performance that will be achieved a total of six times under the Apollo program. Why half a century later have we still not returned? This book proposes to provide some answers to the fabulous adventure represented by the inhabited exploration of the Moon.