If the capabilities of the new Chinese long-range radar are anywhere near accurate, then this new system would add yet ...

If China can pull off large-scale production of such a plane, it would revolutionize international air travel as we know it.

Silicon Valley’s enthusiasm for superfast weapons has picked up speed, with defense-tech startup Castelion raising $100 ...

Japan’s ministry of defense has announced that it conducted a live firing test of a new hypervelocity glide munition to ...

India successfully tested its first long-range hypersonic missile at Dr. APJ Abdul Kalam Island in Odisha. With this ...

The U.S. Department of Defense has disclosed that it’s still unclear about the lethal effects of the hypersonic missile ...

Unlike other advanced weapons systems in America’s arsenal—especially unlike other hypersonic weapons—the Mako is relatively affordable.

Castelion's Series A funding round raised $100 million, led by Lightspeed Venture Partners and including several other firms.

ORLANDO, Fla. — A California-based startup led by former SpaceX executives announced Jan. 29 it has raised $100 million to ...

Learn more about the Series A financing round and venture debt financing raised by Castelion to advance the development of ...

Castelion, a defense manufacturer developing long-range hypersonic strike weapons, raised a $100 million Series A in a mix of ...