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

The world's largest telescope is almost as big as your house—and it’s unlocking the universe’s biggest mysteries.

The site was chosen for its altitude, placing the telescope above as much atmospheric disturbance as possible. The air has a ...

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

"Light pollution from projects like INNA doesn't just hinder research, it steals our shared view of the universe." ...

Astronomers from the University of Sheffield and Pennsylvania State University have performed X-ray and optical observations ...

Very Large Telescope (VLT), which sits atop the Cerro Paranal mountaintop. The site was chosen for its altitude, placing the telescope above as much atmospheric disturbance as possible.

The VLT is a powerful astronomical observatory that captures high-resolution images and spectra of celestial objects, ...

The effects of a proposed green-energy facility in Chile could be devastating for some of the most powerful instruments ...

Located at the Paranal Observatory in the Antofagasta Region, Chile, are some of the world’s biggest telescopes. Called the VLT (Very Large Telescope Array) UT 1, 2, 3, and 4, each one has an ...