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Science 16 July 1999:
Vol. 285. no. 5426, p. 312
DOI: 10.1126/science.285.5426.312a
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News of the Week

SPACE SCIENCE:
NASA Plans Close-Ups of Mercury and a Comet

Laura Helmuth

NASA last week selected two spectacular shows as part of its Discovery program of quick and cheap space missions. In 2008 and 2009, a spacecraft will scrutinize Mercury, and in 2005, another mission will shoot a massive copper cannonball into a comet to learn more about its innards. The scheduled date for the cometary fireworks, which space enthusiasts can watch from Earth: 4 July.

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