NASA - National Aeronautics and Space Administration

A Perseid meteor is seen over Joshua Tree National Park in California, Aug. 11, 2007. Image Credit: NASA

      the study of stars, planets and space

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Sentences:
NASA uses telescopes to study astronomy.

The best part about studying astronomy is getting to stay up late.

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More Information:
http://www.nasa.gov/worldbook/wbkids/k_astronomy.html
http://apod.nasa.gov/apod/astropix.html   →
http://starchild.gsfc.nasa.gov/docs/StarChild/StarChild.html   →