Astronomers have traced the origin of a colossal white dwarf to a catastrophic crash between two dead stars, turning a quiet ...

(Nanowerk News) Life on Earth could not exist without carbon. But carbon itself could not exist without stars. Nearly all elements except hydrogen and helium — including carbon, oxygen and iron — only ...

In this artistic rendering, light from a distant quasar passes through the halo-like circumgalactic medium of a galaxy on its way to Earth, where it is measured by Hubble's Cosmic Origins Spectrograph ...

Life on Earth could not exist without carbon. But carbon itself could not exist without stars. Nearly all elements except hydrogen and helium — including carbon, oxygen and iron — only exist because ...

Scientists recently discovered that the giant 'conveyer belt' currents that push star-forged material out of our galaxy and pull it back in can also transport carbon atoms. That means that a good deal ...