The threat of light pollution puts the world’s darkest skies in the Atacama Desert at risk

THE ATACAMA DESERT, Chile (AP) — It takes a moment for the eyes to adjust. A faint spark appears in the darkness; then another, brighter one. Soon, stars, planets and entire constellations emerge. Before long, a whole galaxy stretches across the sky, visible to the naked eye. In Chile’s Atacama Des...

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