Could aliens be protecting Earth from asteroid strikes?
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Also the added factor that there are thousands of Asteroids on a cross over path of the earth again we seem 'to be lucky'. Yes I know we get hit all the time from Tonnes & Tonnes of Space rock every year and the odd occasion we get a Russian type Metorite impact, but nothing on a scale of an extinction event. read more
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A Shield That Could Protect Earth Against Asteroid Strikes
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