Daily Star's biggest headlines straight to your inbox!Researchers from China want to send more than 20 of the country's largest rockets to practise a deflecting a huge asteroid.The technique may eventually become crucial in defending Earth from a killer rock, Reuters reports.In sometime between late 2021 and early 2022, the United States are due to launch a robotic spacecraft t deter two asteroids that are flying fairly close to Earth.The robotic NASA spacecraft will crash-land on the smaller of the two rocks to see how much its trajectory changes.It will be human's first attempt at trying to change the course of a astronomical object.Researchers ran simulations of 23 Long March 5 rockets hitting a large asteroid simultaneously - which.
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