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New research on 'Death Star' that looks like a cosmic pinwheel reduces gamma-ray burst threat to Earth
The "cosmic pinwheel" that astronomers feared could one day shower Earth with lethal gamma rays may not be as dangerous as ...
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Mysterious fast radio burst traced back to massive 'cosmic graveyard' of ancient stars
"This new fast radio burst shows us that just when you think ... graveyard" of a massive "dead" galaxy filled with ancient stars located 2 billion light-years from Earth. FRBs are usually ...