Approximately 2,200 light-years from where you’re sitting lie the Cheerio-shaped remains of a dying star — remnants that form a structure famously known as the Ring Nebula. And on Monday (Aug. 21), scientists announced...
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Approximately 2,200 light-years from where you’re sitting lie the Cheerio-shaped remains of a dying star — remnants that form a structure famously known as the Ring Nebula. And on Monday (Aug. 21), scientists announced...