Space.com August 26, 2026 • 16:00

Massive space mirrors could be 40 times brighter than the full moon, astronomers warn. 'It will be worse than big cities like London' - Space

By Tereza Pultarova

Sun-reflecting space mirrors proposed by U.S. startup Reflect Orbital will have an even more devastating effect on the night sky around the world than previously thought, a study has found.

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Massive space mirrors could be 40 times brighter than the full moon, astronomers warn. 'It will be worse than big cities like London' - Space

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