Previously, the most ancient supernova ever confirmed dated back to when the universe was 1.8 billion years old.

The telescope observed a supernova that exploded when the universe was only 730 million years old, along with its faint host galaxy.

NASA’s James Webb Telescope discovers the oldest supernova ever seen, offering insights into early universe star formation ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

Thanks to sufficient advance warning, the James Webb Space Telescope was able to study the earliest supernova by far. A gamma-ray burst had announced it.

Swift observations with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed the explosive death of a star just as the blast was breaking through the star's surface. For ...

A new discovery about what happens when a supernova – an exploding star – and a black hole collide could change the way scientists understand the lives and deaths of stars. The finding was the first ...

WASHINGTON (Reuters) -The explosive death of a star - a supernova - is among the most violent cosmic events, but precisely how this cataclysm looks as it unfolds has remained mysterious. Scientists ...

Massive stars, those with initial masses exceeding eight times that of the Sun, undergo complex evolutionary processes that ultimately culminate in spectacular supernova explosions. During their ...