A hypersonics weapon startup is lining up a massive new funding round to scale its business with the U.S Department of ...

Hypersonic weapons startup Castelion is raising a $350 million Series B led by Lightspeed Venture Partners and Altimeter Capital, according to sources and documents viewed by TechCrunch. The round ...

Interestingly, the amount of money the Army has promised to the Castelion Corporation is far less than what the other ...

The Pima County Fairgrounds are best known for barrel racing, spinning carnival rides and International Hot Rod Association ...

When Jakob Diepenbrock started Discipulus Ventures, a hard-tech startup accelerator in El Segundo, he set out to identify a ...

Hypersonic weapons startup Castelion has secured $350 million in a Series B funding round led by Lightspeed Venture Partners and Altimeter Capital, according to sources and documents reviewed. The ...

Recently published fiscal 2026 budget documents shed light on that plan, dubbed HX3, under which the service said it plans to test Castelion’s Blackbeard hypersonic missile as a way to hit ...