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Science 13 August 1999:
Vol. 285. no. 5430, p. 1002
DOI: 10.1126/science.285.5430.1002b
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PLANETARY SCIENCE:
Escaping From the Asteroid Belt

Richard A. Kerr

Recent observations may have fingered the type of asteroid responsible for most meteorites (see main text). And thanks to progress in orbital dynamics, another mystery may also be yielding: how asteroid debris is slung toward Earth in the first place.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)