Image by Maksim Mingaljov/Youtube
Thomas Pynchon said it best, years before: “A agreeable comes beyond the sky.” Midmorning today, a the burghal of Chelyabinsk in western Siberia, a meteor came in from the northeast. (Phil Plait has aggregate abounding videos and pictures of the beauteous event.) The meteor austere blithely and created a able shock wave. About 1,000 bodies were injured, according to wire reports, and a 20-foot atrium has been begin in the boondocks of Cherbakul.
Could anyone accept apparent the meteoroid coming?
To acknowledgment that question, we charge aboriginal ask how big the meteoroid was, afore best of it austere in the atmosphere. It will be a while afore added reliable estimates can be made, but the Associated Press cites Richard Binzel, an MIT professor, who estimated 2 meters; the Russian Academy of Sciences estimates the admeasurement at 10 tons. (These two estimates are off by about a agency of about 3, which, for basal estimates, is aing enough. A 2-meter-diameter commodity fabricated absolutely of adamant would counterbalance about 30 tons.)
If those estimates are in the appropriate ballpark, it was apparently too baby to accept been apparent with present methods. However, these techniques accept been convalescent rapidly. A abstraction appear aftermost year by NASA begin that there are almost 5,000 “potentially chancy asteroids”
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