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 ...

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

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.

Astronomers have discovered a strange new signal coming from an exploding star — a “chirp” that speeds up over time, similar ...

When most people think of a supernova, they're thinking of a Type II core-collapse supernova. These are massive stars that ...

For the first time, we have a front-row seat to one of the most violent events in the universe: a supernova. But there’s a ...

Superluminous supernovas are the brightest stellar explosions in the universe. Astronomers may have found a mechanism that ...

WASHINGTON - A supernova - the explosion marking the end of a massive star's life - is one of the brightest cosmic events, ...

Researchers found a magnetic star core acting as a high speed engine to power a record breaking luminous supernova.

Astronomers have for the first time seen the birth of a magnetar—a highly magnetized, spinning neutron star—and confirmed that it's the power source behind some of the brightest exploding stars in the ...

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

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