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supernova

Purdue researcher's supernova photo featured in Biden’s advent calendar

The photo features remnants from a celestial explosion that took place over 10,000 years ago.
Serving Up Nuclear Pasta

Walker Rhea

Neutron stars can form when a giant star goes supernova. During a supernova, the star’s core collapses, and the remaining protons and electrons get squeezed together so tightly that their nuclei touch.