Gold was not born on our planet Earth; it was forged in a violent ‘cosmic forge’ far beyond our solar system. Research ...

Astronomers have for the first time seen the birth of a magnetar—a highly magnetized, spinning neutron star—and confirmed that it's the power source behind some of the brightest exploding stars in the ...

A rare star reveals how the Universe's first stars exploded, helping explain the Milky Way’s outer halo and its unusual ...

For decades, scientists have tried to measure how fast the universe is expanding. This expansion rate is known as the Hubble ...

Artist’s conception of a magnetar surrounded by an accretion disk that is wobbling, or precessing, because of the effects of general relativity. Some models of magnetars suggest that high-speed jets ...