About the Author
David H. Levy has discovered twenty-one comets, eight of them using his own backyard telescope. He is the Science Editor for
Parade magazine and author of several books including
Comets: Creators and Destroyers. He also writes the monthly “Star Trails” column in
Sky and Telescope. He also won an Emmy for his writing on the Discovery Channel’s documentary
Three Minutes to Impact. He lives in Arizona.
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