By Leonard David, SPACE.com’s Space Insider Columnist
posted: 10 December 2010 04:24 pm ET
For decades, the U.S. Department of Defense has operated classified spacecraft loaded with high-tech gear to carry out a range of reconnaissance duties. But the satellites have also spotted the high-altitude explosions of natural fireballs that routinely dive into the Earth's atmosphere, and talks are under way to offer...(more)...
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