The European Southern Observatory’s telescopes atop Cerro Paranal in Chile form the Paranal Observatory. Here they serve as the backdrop for fabulous views of the night sky. The Milky Way ...

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.

An in-depth technical analysis by the European Southern Observatory (ESO) has evaluated the impact of the INNA megaproject on ...

The Paranal Observatory is situated on Cerro Paranal, 8,645 feet above sea level, and is home to the famous Very Large Telescope (VLT), among other instruments.

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?