Astronomers have uncovered an unexpectedly ordered structure inside Pa 30, the only known supernova remnant of its kind in the Milky Way, revealing chains of nearly uniform gas knots surrounding a ...

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Astronomers using the James Webb Space Telescope have confirmed one of the most distant supernova candidates ever studied, revealing the death of a massive star from a time when the universe was only ...

Hot beginnings Using specialized simulation software called STELLA, researchers modeled the explosion and found that, early on, the supernova was unusually hot and blue. This could best be explained ...

Newswise — The aftermath of a stellar explosion should be a slowly fading cloud of hot gas. So when astronomers pointed NASA's Chandra X-ray Observatory at the nearby galaxy M83, the last thing they ...

Artist’s impression of a hot core—a warm cocoon of molecular gas surrounding a newborn star—discovered in a supernova remnant. Blue represents high-energy regions produced by the supernova explosion, ...

In March 2026, the Einstein Probe detected a brief flash of soft X-rays emitted from a galaxy about 500 million light-years away. The flash, dubbed EP260321a, immediately triggered a worldwide ...