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NASA’s DART Spacecraft Successfully Smacks a Space Rock—Now What?

29.09.22 | Cuca Margoux

The DART spacecraft has purposefully crashed into the asteroid Dimorphos, hopefully changing its orbit by a few minutes, in a milestone test of future planetary defense techniques.

An asteroid wiped out the dinosaurs; now Earthlings are fighting back. The sight of saurian fossils in most any science museum is a potent reminder that asteroids can threaten Earth as they swing around our sun, occasionally coming dangerously close to our planet—or, 66 million years ago, too close. Now scientists have tested a method that might save our planet from future doomsdays. In the past hour, NASA’s Double Asteroid Redirection Test (DART) spacecraft crashed into a small asteroid called Dimorphos.

learn more: scientificamerican.com