Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution ...

Observations from NASA's Chandra X-ray telescope and the VLT have revealed jets blasting from supermassive black holes cause ...

Very Large Telescope (VLT). VLT, which cost some $350 million to build in the 1990s ($840 million in today's dollars), is one of the world's most sensitive sky-watching instruments, capable of ...

Chilean astronomers have observed a cataclysmic variable known as V1425 Aql. As a result, they have found that this system ...

Light pollution from a planned renewable energy project in Chile could significantly impact the European Southern Observatory ...

An curved arrow pointing right. On April 26, the European Southern Observatory’s Very Large Telescope achieved “first light” on its new optics system, shooting four lasers into the sky for ...

AN ALIEN planet with traces of water and “complex weather patterns like Earth” might be seen like a good contender for a ...

The telescope does double duty at night, allowing astronomers to observe more distant celestial bodies. The European Southern Observatory bills its Very Large Telescope array as the world's most ...

Astronomers sound the alarm as a proposed renewable hydrogen project in Chile threatens to disrupt the pristine night skies ...

Paranal Observatory is home to ESO’s Very Large Telescope (VLT), which comprises four telescopes each with a 27-foot (8.2-meter) mirror and four auxiliary telescopes with 6-foot (1.8-meter ...