https://www.scotsman.com/news/environment/deep-impact-how-science-fiction-became-science-fact-when-nasa-nudged-an-asteroid-off-course-3881501
The idea sounds so far-fetched it could be the plotline of a doomsday movie or computer game – to blast a tiny craft on an 11-month voyage through space with the aim of crashing it headlong into a big rock seven million miles away, knocking it off its origina…
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