Castelion raises $1B to mass-produce Blackbeard hypersonic missiles

Castelion has raised $1 billion in Series C financing at a $13 billion valuation, capital the company said will enable it to reach… Castelion raises $1B to mass-produce Blackbeard hypersonic missiles appeared first on AeroTime.

• Published date: 20-08-2026 08:47 AM