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NASA's Crash Into an Asteroid May Have Altered Its Shape

Robin George Andrews writes via The New York Times: In 2022, when NASA's $325 million spacecraft crashed into an asteroid named Dimorphos at 14,000 miles per hour, cheers and applause erupted back on Earth. NASA's Double Asteroid Redirection Test (DART) mission deliberately targeted Dimorphos to ch...

Robin George Andrews writes via The New York Times: In 2022, when NASA's $325 million spacecraft crashed into an asteroid named Dimorphos at 14,000 miles per hour, cheers and applause erupted back on Earth. It's not a solid contiguous rock, but more like "a pile of sand," said Sabina Raducan, a planetary scientist at the University of Bern in Switzerland and the study's lead author. Dimorphos's response is "completely outside of the realm of physics as we understand it" in our day-to-day lives, said Cristina Thomas, the lead of the mission's observations working group at Northern Arizona University who was not involved with the study.

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