Tag: parsec
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Could a nearby supernova extinguish life on Earth?
We’ve explored what would happen if our Sun went supernova [link]. Spoiler: while it would be lethal enough to necessitate evacuation to Pluto or beyond, it’s not the biggest headache for humankind today. But what if another star, not very far from our Solar System, exploded? We’ve seen that a supernova explosion could pose a…