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Will DART slamming into an asteroid's moon cause it to tumble chaotically?

13 Sep 2021, 13:00 UTC
Will DART slamming into an asteroid's moon cause it to tumble chaotically? NASA/Johns Hopkins APL

In November 2021, NASA is launching a bold mission to test the technology needed in case we ever have to push a potentially hazardous asteroid off of an Earth-impacting trajectory. Called DART — for Double Asteroid Redirection Test — the 500-kilogram spacecraft will slam into an asteroid’s moon at over 23,000 kilometers per hour, changing the moon’s velocity by a tiny amount.

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