Supernova that lit up Earth's skies 843 years ago has a flowering 'zombie star' at its heart — and it's still exploding A new animated map sheds light on the superhot "zombie star" at the heart of a ...
A red supergiant star transitions into a type II supernova in this animation. Credit: W. M. Keck Observatory/Adam Makarenko | mash mix by Space.com's Steve Spaleta Trump slams "troublemakers" after ...
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