onwardandupward-joem
Sunday, January 23, 2011
1 comment:
joem
January 23, 2011 at 5:44 PM
as tech progresses, more asteroids are discovered and tracked. 1980-2010 500,000 asteroids found.
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as tech progresses, more asteroids are discovered and tracked. 1980-2010 500,000 asteroids found.
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