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Science

A strange circle on satellite maps turned out to be a 390-million-year-old impact crater

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Publisher Headline Summary Published Detected Delay Source Status
ScienceDaily A strange circle on satellite maps turned out to be a 390-million-year-old impact crater
An amateur astronomer searching satellite maps for a Quebec camping spot accidentally discovered a massive ancient impact crater. Scientists later found shatter cones that confirmed the 25-kilometer-w
0m sciencedaily.com First

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