City Labs Ushers in Commercial Nuclear Power in Space with BOHR CubeSat

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Source: Ars Technica
City Labs Ushers in Commercial Nuclear Power in Space with BOHR CubeSat
Photo: Ars Technica
TL;DR

Miami-based City Labs launches BOHR, a 1U CubeSat powered by a tritium betavoltaic battery, claiming the first commercial nuclear-powered satellite. The mission demonstrates persistent power for small payloads while solar panels handle regular operations, and serves as a regulatory-approved first step toward broader nuclear-powered space missions—though power levels remain nanowatt to microwatt range.

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