NASA's new DART spacecraft could save us from dangerous asteroids

Nov 24, 2021

A person stands at night, looking at an asteroid.

The asteroid that DART is aiming for poses no actual threat and is tiny compared with the cataclysmic Chicxulub asteroid that struck Earth some 66 million years ago. Image: Unsplash/ Chris Henry

Steve Gorman

Reporter, Reuters

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DART is the latest of several NASA missions of recent years to explore and interact with asteroids, primordial rocky remnants from the solar system's formation 4.6 billion years ago. Image: NASA

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