Getting to Know Meteors Better

https://svs.gsfc.nasa.gov/vis/a010000/a011300/a011336/G2013-070_Russian_Meteor_ipod_lg.m4v?rel=0&controls=0&showinfo=0 This video shows the Chelyabinsk meteor explosion and plume, as modeled by a NASA satellite. (Credit: NASA/Goddard Space Flight Center) The school bus–sized meteoroid that caused this destruction was estimated to weigh about 11,000 tons and was traveling approximately 60 times the speed of sound. Fortunately, it broke apart at a height of about […]

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