An important part of data collection for the United States space program, the North American X-15 had astonishing performance ...

The North American X-15 did more than set records; it quietly redrew the map of what a piloted aircraft could survive at the ...

The X‑arithmetic technique offers a powerful new way to map the physics of other galactic structures across the universe and ...

NASA’s new X‑ray images reveal how supermassive black holes sculpt galaxy clusters. Jets, bubbles, and ripples reshape cosmic ...

"A vulnerability in this software poses a threat to billions of dollars in space infrastructure and the scientific missions ...

NASA's Perseverance rover has for the first time helped scientists confirm that electrical sparks often ignite within ...

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

Can you buy SpaceX stock? Several recent reports have suggested that billionaire Elon Musk's rocket company is planning to go ...

A blended-wing body aircraft is essentially one giant wing with the cabin built inside. Two California companies are racing ...

SpaceX is planning an initial public offering that may be the world’s biggest ever. Its revenue is forecast to be between $22 ...