# This startup just raised nearly $500 million to build nuclear reactors for the US military

> Antares closes $470 million Series C, $370 million in equity and $100 million in debt, co-led by Paradigm and Caffeinated CapitalThe move follows the Mark-0 reaching criticality at Idaho National Laboratory and helps…

- **Source:** [TechRadar](https://www.techradar.com/pro/this-startup-just-raised-nearly-usd500-million-to-build-nuclear-reactors-for-the-us-military?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a6bed84fe7c8e819c94b60b)
- **Published:** 2026-07-31
- **Category:** Gaming
- **Tags:** #million #military #antares #mark #nuclear #raised #startup #build
- **Canonical:** http://localhost:4321/a/6a6bed84fe7c8e819c94b60b

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._