In a remarkable cosmic event, astronomers have detected a black hole-star merger that has resulted in the longest gamma-ray ...

An artist's illustration depicts how a rupture in the crust of a highly magnetized neutron star can trigger high-energy eruptions. - S. Wiessinger/NASA Goddard Space Flight Center Astronomers have ...

By 1973, astronomers had learned enough about these mysterious outbursts to publish the results. What became known as ...

The transformation of neutrinos in a neutron star merger could be crucial to shaping the way events of the collision unfold. For the first time, a team of physicists has simulated how neutrinos change ...

Artistic impression of a neutron star collision leaving behind a rapidly expanding cloud of radioactive material. Credit: NASA Goddard Space Flight Center, CI Lab Artistic impression of a neutron star ...

CC0 Usage Conditions ApplyClick for more information. A bright burst of X-rays has been discovered by NASA's Chandra X-ray Observatory in a galaxy 6.6 billion light years from Earth. This event likely ...

New simulations of neutron star mergers reveal that the mixing and changing of tiny particles called neutrinos impacts how the merger unfolds, including the composition and structure of the merger ...

It isn’t a secret that humanity and everything around us is made of star stuff. But not all stars create elements equally. Sure, regular stars can create the basic elements: helium, carbon, neon, ...

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