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Science  29 Jun 2012:
Vol. 336, Issue 6089, pp. 1634
DOI: 10.1126/science.336.6089.1634

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Summary

Early in the morning on 11 January 2007, China fired a missile topped with a kinetic kill vehicle at a spacecraft in low Earth orbit, smashing it to smithereens. The shot did not ignite a conflict, as the target, an aging weather satellite, was China's own. But Fengyun-1C's obliteration sent a message. A few months earlier, the United States had unveiled a space policy pledging to "deny, if necessary, adversaries the use of space capabilities hostile to U.S. national interests." China's antisatellite test showed that two could play at that game.