grade 4
a closer look
  Aerospace History
(Use with pp. 256-257.)

Learn more about the aeorspace industry in the United States by visiting these Internet sites.

Nine Planets:
Do you believe there are aliens in outer space? Come and explore the planets of our solar system through a multimedia tour designed by Bill Arnett of Students for the Exploration and Development of Space at the University of Arizona. The Nine Planets tour features colorful graphics and interesting information about the nine planets and their moons, comets, meteors, and more. Check it out!

Liftoff to Space Exploration
This well-organized, user-friendly site provides a variety of interesting NASA resources, including a Space Calendar of space-related activities and anniversaries, an updated space trivia quiz, loads of information on the Space Shuttle, information on astronauts, and more. Liftoff to Space Exploration is maintained by the Mission Operations Laboratory at the Marshall Space Flight Center in Huntsville, Alabama.

NASA Photo Gallery
This online library of all NASA's images contains a huge number of fascinating photographs. Images are arranged in categories such as Astronomy, Earth, Flight Vehicles, and Solar System, among others. Of special interest are the Earth Observation Images and other photos of Earth from space, as well as the spectacular photos of the local planets.

National Aeronautics and Space Administration
The official homepage of National Aeronautics and Space Administration (NASA), this site contains a wealth of information about NASA and space exploration in general. The site provides links to the various NASA centers and also contains an extensive subject index of NASA Web sites, including a historical archive and a gallery of video and audio clips.

History of Space Flight
Follow the history of the United States' space program at this informative site. It contains images, information, and links about NASA's Project Apollo and other manned space flights. Other subjects include the history of rocketry, launch vehicles, and important people in the space program. The site also provides access to a variety of NASA sites.


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