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Asteroid Hits Earth! How the Doomsday Scenario Would Play Out
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Original Message
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For the better part of a year, astronomers have known that asteroid 2012 DA14—a medium sized, 150 ft (50 m) rock weighing 143,000 tons—was closing in on us. They knew that it would miss us too, by 17,200 miles (27,700 km). That seems like a big number, but in a solar system measured in billions of miles and a universe measured in billions of light years, it vanishes to inconsequence. The fact is, the odds of our getting clobbered by the rogue rock were in some ways the same as its missing us—at least when you fold into the equation how little it would have taken to change both its course and its impact. So what would those x-factors have been that would have turned a near miss into a true disaster, and what would the nastiness that resulted have looked like?
Read more: [link to science.time.com]
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