Astronomers discovered a supernova called IPTF14HLS that exploded in 2014 but defied expectations by brightening again and lasting 600 daysânearly 10 times longer than a normal supernovaâraising questions about stellar physics and the conditions under which stars can survive catastrophic explosions.
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The Star That Exploded Twice and Survived đĽ #shortsHinzugefĂźgt:
A star exploded twice and it's still alive. It's called IPTF14HLS.
It should have died in 2014. Instead, it exploded, [music] then brightened again and again. It lasted 600 days, nearly 10 times longer than a normal supernova.
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