Watch the moment a star explodes in a supernova — something scientists have never directly witnessed like this before. The ...

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Astronomers studying a distant superluminous supernova uncovered a strange pattern hidden in its light: a rapidly ...

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.

NASA’s Imaging X-ray Polarimetry Explorer, known as IXPE, has produced the first spatially resolved polarization maps of the supernova remnant RCW 86, the shell of debris left by what is likely the ...

A supernova witnessed nearly 2,000 years ago is back in focus as NASA’s powerful X-ray telescope uncovers a hidden cosmic ...

One of the largest known stars in the cosmos is poised for catastrophe. After witnessing the massive object undergo a dramatic transformation, a team of astronomers say the star is on the verge of ...

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

New Hubble images show the Crab Nebula is still expanding and evolving nearly 1,000 years after its original supernova ...

Astronomers have discovered the first radio signals from a unique category of dying stars, called Type Ibn supernovae, and these signals offer new insights into how massive stars meet their demise.

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