Stardust nears end of epic journey; researchers await its treasure
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Image: An artist's rendering depicts the Stardust return capsule just after landing in the desert southwest of Salt Lake City.
Donald Brownlee's heart skipped a beat six years ago when the launch of the Stardust spacecraft didn't happen as planned. The University of Washington astronomy professor has experienced many other tense times since the historic mission blasted off a day late, and its return to Earth on Jan. 15 will be just one more white-knuckle moment.
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