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Study: ultra-black coating could reduce satellite light pollution

Hacker News Top ↗ · 2026-07-06 Cached

A study led by University of Surrey astrophysicists shows that Vantablack 310, an ultra-black coating, could significantly reduce satellite light pollution by reflecting only about 2% of light diffusely. An in-orbit demonstration on the Jovian-1 CubeSat is planned to test its real-world performance.

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