The Evidence for Ancient Supernovae Is Buried Underground

The Evidence for Ancient Supernovae Is Buried Underground
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The solar system is currently embedded deep within the Local Bubble, a region of relatively low density stretching for a thousand light-years across. It was carved millions of years ago by a chain of supernova explosions. And the evidence for it is right under our feet.

April 20, 2025 at 12:07AM
via Universe Today read more...