What If An Asteroid Was About To Hit Earth? Scientists Ponder Question
Here's a hypothetical: a telescope detects an asteroid between 100 and 300 meters in diameter racing through our solar system at 14 kilometers per second, 57 million kilometers from Earth.
from NDTV News - Top-stories http://bit.ly/2Lei5LD
from NDTV News - Top-stories http://bit.ly/2Lei5LD
What If An Asteroid Was About To Hit Earth? Scientists Ponder Question
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April 30, 2019
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