NASA is sounding a clear alarm about the way SpaceX is reshaping low orbit, warning that the company’s satellite swarms and ...

The Cassiopeia A supernova remnant reveals that massive exploding stars can forge far more of life's essential ingredients ...

The interstellar comet has been observed emitting X-rays, according to Japanese scientists. They observed the comet over two ...

The future of high speed travel did not arrive with a deafening crack over the ocean, but with a controlled, almost modest ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In a matter of hours ...

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

The second Trump Administration’s assault on the environment has been as damaging as expected, but other developments this ...

After a yearslong series of setbacks, NASA's Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...

Cradled in the nose of a high-altitude research airplane, a new NASA sensor has taken to the skies to help geoscientists map ...

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, ...

Black Hole blast unleashes ultra-fast winds at one-fifth the speed of light Astronomers have ...

KENNEDY SPACE CENTER — NASA and SpaceX successfully launched the four-member Crew-11 mission to the International Space Station on Friday morning, after weather forced the scrub of the mission a day ...