Castelion and startups raise $350M as U.S. races to close hypersonic gap with Russia and China

Castelion and peer startups have secured $350 million in fresh capital as the U.S. moves to close a hypersonic weapons gap with Russia and China. The funding will accelerate development and integration of Mach‑5 strike systems as industry and government push to field competitive capabilities.

Discovered 2025-12-05T03:28:58.414019-08:00 | 2025-12-05T03:28:58.414019-08:00

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tectonicdefense.com asdnews.com govconwire.com defence-industry.eu defence-blog.com SpaceNews.com
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8
First Seen
2025-12-05T03:28:58.414019-08:00
Latest Update
2025-12-08T07:37:35.260413-08:00
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Defense

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