Earth
Did a star blow up and hit Earth 10 million years ago?
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Supernova could send cosmic rays to Earth Muratart/Shutterstock An exploding star may have sent cosmic shrapnel toward Earth 10 million ...
Damning new report says Earth has reached its first climate ‘tipping point’
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The earth has reached its first climate tipping pointsignaling a grim new reality for the planet and bringing closer a ...
Lunar Samples Returned by Apollo 17 Contain Anomalous Sulfur, New Analysis Shows
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Leading hypotheses for the origin of the Moon involve a giant impact between the proto-Earth and a separate impactor called ...
Southward Impact Excavated Magma Ocean at Moon’s Biggest Crater: Study
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About 4.3 billion years ago, when our solar system was still in its infancy, a giant asteroid crashed into the ...
