"This pushes our models to their limits and challenges our existing ideas about how these X-ray flashes are being generated." ...

The ability to modulate an X-ray beam lead to data rates in the gigabits per second range, greatly enhancing our ability to move data around in space. What’s more, X-rays can be more tightly ...

A star in a faraway galaxy is sending itself into a spiral of doom, repeatedly plunging through a disk of hot gas surrounding ...

When the JWST came to life and began observations, one of its first jobs was to gaze back in time at the early universe. The ...

Strange X-ray pulses blasted out from a recently awakened monster black hole are the most powerful astronomers have seen, and may help explain how these cosmic behemoths emerge from their slumber.

NASA has released three new pieces of cosmic sound that are associated with the densest and darkest members of our universe: ...

Outer space is not exactly a friendly environment, which is why we go through great lengths before we boost people up there. Once you get a few hundred kilometers away from our beloved rocky ...

This mission not only breaks that boundary but also carries out over two dozen scientific experiments, including the first X-rays of humans in space. The team is also said to be camera-equipped to ...

"The bursts of X-rays from Ansky are ten times longer and ... The team's QPE observations were made possible with assistance from the European Space Agency (ESA) space mission XMM-Newton, NASA's ...