WASHINGTON, March 11 (Reuters) - A supernova - the explosion marking the end of a massive star's life - is one of the brightest cosmic events, usually about a billion times more luminous than the sun.

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

Astronomers have spotted a "cosmic birth" which outshines our sun by more than 10 billion times for the very first time. A superluminous supernova, first detected in December 2024, has provided ...

A cosmic mystery surrounding the universe's most dazzling explosions, superluminous supernovas, appears to have been solved by scientists studying a colossal stellar event a billion light-years from ...

As astronomers have learned more about the tumultuous and unforgiving nature of the universe, we've been comforted to know that there are no stars in our cosmic backyard threatening to go supernova.

One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't sure when it will go supernova.

Rocky planets like our Earth may be far more common than previously thought, according to new research published in the journal Science Advances. It suggests that when our solar system formed, a ...