In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

The new paper argues that, in SN 1181, the first phase of the supernova fizzled out and left behind an unusually active ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

James Webb has spotted the most distant supernova ever seen, exploding just 730 million years after the Big Bang, offering ...

For more than a century, astronomers have known that some “new stars” flaring into view are not births at all but violent ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Astronomers’ best view yet of the aftermath of a “guest star” supernova seen in 12th-century China and Japan has revealed one of the strangest objects in the heavens. It consists of hundreds of ...

The James Webb Space Telescope has observed the oldest known supernova—the explosive death of a star that lived when the universe was only 730 million years old. The ancient blast occurred when the ...

You might think of a star as a mass of incandescent gas, a gigantic nuclear furnace where hydrogen is turned into helium at a temperature of millions of degrees. But researchers recently reported that ...

Our solar system is a weird place. Much more than a home to eight planets, it’s filled with a myriad of fascinating other smaller bodies, including moons, asteroids, and comets. In recent decades, ...