Prior moon rock samples, including from Apollo, seem heavily influenced by one impact. The farside samples tweak the story.
Acclaimed light and space artist James Turrell has been working on a mammoth art project northeast of Flagstaff for almost 50 ...
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Debris from a single collision may have bombarded Earth, Mars and the Moon
About 800 million years ago, a collision in the main asteroid belt may have triggered a rain of debris towards Earth, Mars ...
An amateur astronomer from Quebec spotted an unusual circular depression while planning a camping and road trip through the ...
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