Huge clouds of steam also begin to billow towards the camera, blocking out the view along with debris which appears to rain ...

The 84-foot-diameter space rock—dubbed "2025 XM"—is hurtling through the solar system at a zippy 9,753 miles per hour.

For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a star using ...

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light.

Live updates from the Starlink 6-92 mission, which launched 5:26 p.m. Dec. 8 from Pad 39A at NASA's Kennedy Space Center.

XRISM’s Xtend telescope captured the first X-ray image of interstellar comet 3I/ATLAS, revealing a faint X-ray glow and ...

A never-before-seen blast from a supermassive black hole was spotted by two sophisticated X-ray space telescopes. This giant ...

A sudden X-ray flare from a supermassive black hole in galaxy NGC 3783 triggered ultra-fast winds racing outward at a fifth the speed of light—an event never witnessed before. Using XMM-Newton and ...

The Boeing X-20 Dyna Soar was a Cold War gamble to build a reusable, piloted spaceplane that could orbit Earth at roughly ...

Earlier, we verified two videos showing paramilitary Rapid Support Forces (RSF) fighters between 10 and 12km (six and eight ...

Astronomers have been poring over a flood of data from NASA satellites and other facilities as they try to work out what was responsible for an extraordinary cosmic outburst. The event was a GRB ...

Dani Roman and Fred Fugen have achieved a synchronized head-on crossing, just 10 meters apart, between the twin towers of the ...