The ALMA radio telescope array in the Atacama Desert temporarily halted operations after a rare snowfall blanketed the base camp last week.

More than a decade in the making, the Vera Rubin Observatory finally released its first image as its begins its groundbreaking 10-year astronomy mission.

Tech Now is given rare access to the world's most advanced telescope with the largest digital camera ever built.

Residents of the world's driest desert, the Atacama in northern Chile, woke up Thursday to a jaw-dropping spectacle: its famous lunar landscape blanketed in snow.

This meant the new observatory would have to sit at a high (low-humidity) altitude, preferably somewhere with extremely little precipitation. Chile's Atacama Desert was the perfect place.

S ince the 1960s, the Atacama Desert has been an important hub for international astronomy. Today, the region, which boasts more than 300 clear nights per year, hosts some of the world’s most ...

The moon, the Milky Way, Saturn, Venus, Jupiter Mars, Neptune, Uranus and comet C/2024 G3 seen above the European Southern Observatory's Paranal Observatory in Chile's Atacama Desert in February 2025.

Where the ALMA is located, or observatory building, it’s a lot less common, officials said, because the facility is at 9,500 feet above sea level and faces the Salar de Atacama, a large salt flat.

When Eduardo Unda-Sanzana arrived in Chile’s Atacama Desert to teach astronomy, the darkness was disorienting. The remote location of the small observatory at Catholic University of the North ...

The Atacama Desert, the world's most arid, is COVERED IN SNOW," the ALMA observatory, situated 2,900 meters (9,500 feet) above sea level, wrote on X, alongside a video of vast expanses covered in ...

The Atacama Desert, the world's most arid, is COVERED IN SNOW," the ALMA observatory, situated 2,900 meters (9,500 feet) above sea level, wrote on X, alongside a video of vast expanses covered in ...