The faraway exoplanet could help provide answers as to why there are hardly any planets with twice the diameter of Earth.

After a six-week ocean voyage, a week spent waiting to offload, and another week trekking through the mountains, the first major component of the Fred Young Submillimeter Telescope (FYST) has arrived ...

Swarms of satellites launched by SpaceX and other companies are disrupting astronomical observations. Here's how scientists ...

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.

The Simons Observatory, a most advanced network of telescopes aimed at mapping the Cosmic Microwave Background (CMB) with unprecedented precision, has reached a major milestone: the Large Aperture ...

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

NOIRLab shared stunning views of the total lunar eclipse in the night sky over Chile, complete with a blood red moon and ...

The Extremely Large Telescope under construction in Chile's Atacama Desert could detect signs of alien life on other planets ...

Learn about the Giant Magellan Telescope–one of three next-generation, ground-based telescopes that are currently under ...

(CNN) – Astronomers have made a surprising discovery about oxygen and elements in the most distant known galaxy. The galaxy ...

The Extremely Large Telescope will revolutionize our view of the cosmos when it sees first light in Chile in 2028. In fact, ...

Learn about the Giant Magellan Telescope–one of three next-generation, ground-based telescopes that are currently under ...