In 2022, NASA hit Dimorphos with a spacecraft. But looking back through the data, astronomers believe they have found evidence of an impact event prior to the big test.
At the point of closest approach NASA estimates that the 32-72 foot-wide (10-22 meters) asteroid — designated 2026 EG1 — will be travelling at a blistering 21,513 miles per hour (34,621 kilometers per ...
Sixty-six million years ago, a massive asteroid smashed into Earth. Life has undergone at least five mass extinctions in the ...
In September 2022, a spacecraft the size of a refrigerator slammed into a small asteroid at nearly 24,000 kilometers per hour (15,000 miles per hour). The collision was deliberate and the asteroid ...
When the asteroid ended the age of non-avian dinosaurs, it cleared ecological space on a global scale. Small survivors ...
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