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The excellent PBS Spacetime - a physics and cosmology education channel - has released a new video detailing the effects and likelihood of supernovae in our stellar neighborhood.
The excellent PBS Spacetime - a physics and cosmology education channel - has released a new video detailing the effects and likelihood of supernovae in our stellar neighborhood.
We have a lower bound of 1 AU then!
So we probably wouldn’t want that to happen either, but I don’t know if that would cause specifically an extinction event.
Also the star most likely to cause a near-earth event is IK Pegasi which is about 150 light years away.