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Impact of Asteroid Defence
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69
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3764
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April 21, 2002
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It's the end of the world! Be sure to keep it in focus.
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39
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2917
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September 7, 2009
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PLEASE USE DESCRIPTIVE TITLES WHEN STARTING THREADS
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0
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46782
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March 27, 2002
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Would we see a human extinction threatening asteroid coming?
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26
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6180
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July 10, 2012
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So, NASA wants to kidnap an asteroid and place it in orbit around the Moon for exploratory purposes.
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29
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4511
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January 14, 2013
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