The new image isn’t just stunning—it may also provide clues about how this star survived its own explosion. Previous images of the explosion’s remnants had also captured a sphere of long, ...

Four stars with unusual chemical ingredients may not need exceptionally powerful explosions to explain their origins. New ...

A massive star does not always go out in a brilliant supernova. Some instead collapse into black holes, potentially with little or no visible explosion. What determines which path a dying star takes ...

Pa 30’s apparent streaks are chains of enormous gas knots, while its surviving star shows little sideways recoil from the ...

The only known supernova remnant of its kind in the Milky Way has an unexpectedly intricate structure: chains of gas knots ...

A distant star has captured astronomers' attention over the past decade, teasing them with indications that it will soon explode as a supernova. But new research shows that something else entirely is ...

Observations from the Dark Energy Camera show the evolution of a supernova, including a bright blue source of light before the explosion (top box), the initial blast ...

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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, ...

Over the decades leading up to the explosion of the rare and luminous Type Ia supernova SN 2022erq, the mass-loss rate of its ...

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That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion remains hotly debated, even challenging the standard model of cosmology. A ...