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

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. Each of the sun-reflecting mirrors proposed by U.S.-based startup Reflect Orbital will appear 40 times brighter than the full moon to observers standing within its beam on Earth, a study has found. The light pollution produced by each of those mirrors would completely wipe out stars from the sky for those underneath them, turning the starry night into an eerie twilight zone. More

(Source: Space.com - Aug 28)