A dying massive star does not go quietly. Its core collapses, matter crashes inward, neutrinos pour out in staggering numbers, and somewhere in that turmoil the blast either rebounds into a supernova ...
When a star in the nearby galaxy NGC 2146 exploded in late 2024, it barely registered by supernova standards. The blast, cataloged as SN 2024abfl, was roughly 100 times fainter than a typical stellar ...
Core-collapse supernovae denote the violent deaths of massive stars, typically above eight solar masses, triggered when iron core fusion ceases and collapse ensues. The rebound of infalling layers, ...
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