Astronomers have discovered that the birth of neutron stars with magnetic fields trillions of times stronger than Earth's magnetosphere is the "magic trick" behind superbright supernovas.

A cosmic explosion with an energy equivalent to the output of a billion suns went unnoticed by astronomers until they caught ...

The discovery of a newborn magnetar inside a distant supernova helps explain why some stellar explosions shine far brighter ...

The light did not fade the way it was supposed to. After blazing into view about a billion light-years from Earth, the ...

Astronomers have discovered a strange new signal coming from an exploding star — a “chirp” that speeds up over time, similar to the signals seen when black holes collide. The unusual pattern appeared ...

In 2019, Betelgeuse mysteriously dimmed by a third of its brightness. Hubble data reveals the cause: a massive Surface Mass ...

It was only last October that telescopes spotted a gamma ray burst—caused by the collapse of a black hole—that was so ...

Astronomers have identified the first clear evidence of a magnetar forming during a superluminous supernova, offering new insight into some of the brightest explosions in the universe.

Astronomers may have found an exciting new clue about dark energy—the mysterious force driving the universe’s accelerating expansion. They discovered an extraordinarily bright supernova from more than ...

Researchers say the "powerful engine" behind superluminous exploding stars had been hidden for years — until a "chirp" from the cosmos helped confirm their link.