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Mystery shockwave around dead star stuns astronomers: 'We found something never seen before and entirely unexpected.'

"We found something never seen before and, more importantly, entirely unexpected," team leader Simone Scaringi of Durham ...

Dead star emits perplexing shock wave for 1,000 years

In this case, RXJ0528+2838 is orbited by a still-living star similar in size to our sun. In such cases, material from the ...