"For the most part, massive stars make black holes. The more massive the star, the heavier the black hole," Fishbach said, until stars reach a certain mass threshold beyond which the physics of their ...

A supernova - the explosive death of a star - is always violent, blasting material into space while typically leaving behind ...

"Until now, it was unknown what type of star would remain after the merger." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, ...

Astronomers have caught a massive star exploding just moments after the universe emerged from the cosmic dark ages, shedding light on how the first stars were born and how they die. When stars run out ...

Add Yahoo as a preferred source to see more of our stories on Google. This artist’s impression shows two tiny but very dense neutron stars at the point at which they merge and explode. ESO/L.

Found in an ultrafaint dwarf galaxy, the ancient star’s unusual chemistry indicates it formed from gas enriched by a single ...