Images taken by JWST reveal the star that became SN2025pht before it exploded, providing our best view of a red supergiant ...

Study finds evidence of a possible star explosion 10 million years ago by discovering unusually high levels of cosmic rays in ...

A new study reveals an intriguing possibility: asupernova explosion might have sent a surge of cosmic rays toward Earth ...

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 ...

A first-of-its-kind, animated map has revealed fresh secrets about a mysterious, flowering "zombie star" lurking in the remnant of a supernova that lit up Earth's skies more than 800 years ago. The ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A newly discovered pair of white dwarfs will both explode in a type 1a supernova when they circle ...

Alex Filippenko is the kind of guy who brings a telescope to a party. True to form, at a soiree on May 18 this year, he wowed his hosts with images of star clusters and colorful galaxies — including ...

Stars like the sun are remarkably constant. They vary in brightness by only 0.1 percent over years and decades, thanks to the fusion of hydrogen into helium that powers them. This process will keep ...

Astrophysicists have done a bit of crime scene investigation on what’s almost a reverse murder mystery. They’ve traced radioactive elements on the seafloor back to the cosmic explosions they might ...

Astronomers have intensely studied a zombie star lurking in the heart of supernova wreckage. Such a cosmic explosion should have destroyed this undead white dwarf star, but instead, it marked its ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The striking object ...