When most people think of a supernova, they're thinking of a Type II core-collapse supernova. These are massive stars that have reached the end of their time on the main sequence. They've used up ...

Spread the loveIn a remarkable breakthrough, researchers at the University of Tennessee at Knoxville have unraveled a 20-year-old mystery concerning the creation of gold, one of the most coveted ...

NASA and University of Arizona researchers have discovered pristine mineral grains that formed in an ancient supernova explosion. The grains were among other extraterrestrial dust plucked by ...

In a study published in The Astrophysical Journal, scientists have proposed the features of rapid neutron capture process (r-process) nucleosynthesis in a novel scenario, common envelope jet ...

(Nanowerk News) Until recently, cosmochemists and astrophysicists assumed that supernovae and their progenitors, the supergiant stars, contributed only little of our solar system’s stardust content.

Stellar nucleosynthesis is the creation (nucleosynthesis) of chemical elements by nuclear fusion reactions within stars. Stellar nucleosynthesis has occurred since the original creation of hydrogen, ...