Space Is Cool

Acknowledgements

1. Animation and clipart courtesy of http://www.barrysclipart.com

2.Susan Goodman. "Amazing Space Facts". Peter Bedrick Books. New York 1993

3. Jay M. Pasachoff / Donald H. Menzel. "Stars and Planets." Houghton Mifflin Co. New York. 1992

4.National Aeronautical and Science Administration, Space exploration projects, March 2000, http://www.nasa.gov

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