With $350 million in new funding, Castelion is among the companies racing to make the U.S. competitive with Russia and China ...

Hypersonic weapons are in the spotlight. Here’s how they work, why they matter, and what current programs in Russia, China, ...

Space Transportation released what it said was launch and strike footage of its new YKJ-1000, which it later showed attacking Japan in an animation.

Inspired by ‘novel sustainable technology’ research, the team designs a single, powerful system using solar energy for ...

The Series B raise follows a steady funding climb. In January 2025, Castelion reported a $100 million infusion that included ...

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

Castelion raised $350 million in Series B funding from Altimeter Capital, Lightspeed Venture Partners and other investors.

He has covered airlines and aerospace at Bridgewater Associates, the world’s largest hedge fund, and served major industry ...

Hypersonic vehicles aren't much use if you don't know where they're going, so Northrop Grumman is developing new navigation ...

The Navy is seeking to boost prototype efforts for hypersonic all-up-rounds of varying sizes and launch capabilities, according to a request for solutions released today.

YKJ-1000's range reportedly goes up to 1,300 km, with top speed of Mach 7, reports South China Morning Post - Anadolu Ajansı ...

Lockheed Martin said on Wednesday it has opened a hypersonics system integration lab at its Huntsville campus as it pushes to ...