https://en.wikipedia.org/wiki/NASA
網頁The National Aeronautics and Space Administration (NASA / ˈ n æ s ə /) is an independent agency of the U.S. federal government responsible for the civil space program, aeronautics research, and space research.NASA was established in 1958, succeeding the National Advisory Committee for Aeronautics (NACA), to give the U.S. space development effort a …