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Student Dust Counter Provides Clues About Solar System

"We are stardust" is more than a lyric in a hit 1970's song. It’s actually true. Our solar system began as flecks of star-created gas and dust that drew together to form our sun, the planets ... and us. And there was plenty of dust left over. So, as NASA's New Horizons spacecraft prepares to begin the first-ever fly-by of Pluto on July 14, dust is one of the data points. And the millions of tiny particles are being counted by a device designed, created and monitored by...

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