Tallbloke's Talkshop: Half-mile wide asteroid close approach on Wednesday

Dr Roy Spencer discusses today’s asteroid approach, the closest for 13 years. An asteroid capable of destroying Washington D.C. and New York City at the same time will be making its closest approach to Earth on April 19. At a half-mile wide, it will have over 30,000 times as much mass as the 2013 meteor

2017-04-19 09:40

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