New Mexico’s Plains of San Agustin are otherworldly: Silence, sand and sharp plants reign on the valley floor. Knobbly volcanic rock rises above. Pronghorns’ legs and jackrabbits’ ears break up the ...

Scientists outline the scientific and technical case for building a northern-hemisphere 30-meter telescope at La Palma to support time-domain and multi-messenger astronomy.

Cherenkov Telescope Array Observatory to be world’s largest and provide new insights into high-energy Universe.

ALMA in Chile receives 145 low-noise amplifiers for Band 2, enabling detailed studies of cold interstellar gas, planet-forming disks, and organic molecules in nearby galaxies.

Learn more about the snowfall that shut down ALMA in the Atacama desert, and how researchers worry this could be a sign of ...

A satellite photo from July shows intricate snowy stripes painted across the Atacama Desert in Chile. The icy weather temporarily put the Atacama Large Millimeter/submillimeter Array (ALMA) ...

This gallery contains 74 images of different star systems with cometary belts (known as “exocomets”) taken with the Submillimeter Array (SMA) and the Atacama Large Millimeter/submillimeter (ALMA) ...

Nestled at an altitude of nearly 10,000 feet, atop a mountain in Chile’s Atacama Desert called Cerro Armazones, scientists and engineers are constructing the largest visible light and infrared ...

The SETI Institute's Allen Telescope Array (ATA) recently played host to 16 scientists, engineers, and technologists who gathered for a three-day "hackathon" to develop novel capabilities for the ...

Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars ...

A new generation of extremely large telescopes requires fresh approaches to correct for the blurring effects caused by the Earth’s atmosphere, as Richard de Grijs, one of an international team of ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are orbiting. This result reveals regions around 74 stars spanning a wide ...