New research reports the most powerful cosmic rays ever detected. Because the rays lose energy as they travel through space, ...

NASA’s NICER X-ray telescope on the ISS captured explosive bursts from the star, shining 100,000 times brighter than the Sun and revealing intense details of its life cycle. During these ...

Researchers have made a groundbreaking discovery of a neutron star in the Milky Way that rotates at an astonishing 716 times ...