The project in the Atacama Desert could increase light pollution by up to 50%, making it much harder to observe the cosmos near the Paranal Observatory.

This eye-catching Picture of the Week was captured from ESO’s Paranal Observatory. Home to ESO’s Very Large Telescope, the observatory sits proudly atop the 2635-metre-high Cerro Paranal in ...

Planned development threatens view of Paranal Observatory With its clear, dark skies, northern Chile is home to two fifths of the world's astronomical infrastructure, ...

With its clear, dark skies, northern Chile is home to two fifths of the world's astronomical infrastructure, but could that be under threat with increasing urbanisation and mining development?

JOHN BARTLETT, BYLINE: When night falls over the Paranal Observatory, which operates one of the world's most powerful telescopes, the skies above are dusted with brilliant constellations and nebulae.