National Aeronautics and Space Administration (NASA),
independent U.S. governmental agency established in 1958 for the research and
development of vehicles and activities for the exploration of space within and
outside Earth’s atmosphere…..
….The organization is composed of four mission directorates:
Aeronautics Research, for the development of advanced aviation technologies;
Science, dealing with programs for understanding the origin, structure., and
evolution of the universe, the solar system, and Earth; Space Technology, for
the development of space science and exploration technologies; and Human
Exploration and Operations, concerning the management. of crewed space
missions, including those to the International Space Station, as well as
operations related to launch services, space transportation, and space
communications for both crewed and robotic exploration programs. A number of
additional research centers are affiliated, including the Goddard Space Flight
Center in Greenbelt, Maryland; the Jet Propulsion Laboratory in Pasadena,
California; the Johnson Space Center in Houston, Texas; and the Langley
Research Center in Hampton, Virginia. Headquarters of NASA are in Washington,
D.C….
…NASA was created largely in response to the Soviet
launching of Sputnik in 1957. It was organized around the National Advisory Committee
for Aeronautics (NACA), which had been created by Congress in 1915. NASA’s
organization was well under way by the early years of Pres. John F. Kennedy’s
administration when he proposed that the United States put a man on the Moon by
the end of the 1960s. To that end, the Apollo program was designed, and in 1969
the U.S. astronaut Neil Armstrong became the first person on the Moon. Later, unscrewed
programs—such as Viking, Mariner, Voyager, and Galileo—explored other bodies of
the solar system…..
…NASA was also responsible for the development and launching
of a number of satellites with Earth applications, such as Landsat, a series of
satellites designed to collect information on natural resources and other Earth
features; communications satellites..; and weather satellites. It also planned
and developed the space shuttle, a reusable vehicle capable of carrying out
missions that could not be conducted with conventional spacecraft…..

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