Astronomers observe Type II supernova SN 2024bch behaving differently, with energy from Bowen fluorescence rather than ejecta interaction, challenging models of stellar death and high-energy neutrino ...

WASHINGTON (Reuters) - Supernovas are not always so super. These explosions that mark the death of a star often are spectacularly energetic. But once in a while they are a complete dud. Scientists on ...

In November 1572, a brilliant new star appeared in the constellation Cassiopeia, shining so brightly that it was visible during the day. Danish astronomer Tycho Brahe carefully documented this ...

Stellar death is a complex and mysterious process — but in the case of a supernova known as 2023zkd, things were more gruesome than any astronomer had ever seen before. As its name suggests, this ...

Astronomers have observed what they are calling a new type of supernova, which has provided an unparalleled glimpse into what happens deep within a star just before it explodes. A study detailing the ...

About 160,000 light-years away in the Large Magellanic Cloud, there exists WOH G64, a gigantic star 2,000 times the size of our Sun. Recent observations with the European Southern Observatory's (ESO) ...