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

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 ...

"Our data indicates that the Universe will expand forever, and at an accelerating rate," said Sehgal, who analyzed data ...

New findings from the ALMA telescope have revealed that planets are born in much smaller protoplanetary disks than ...

But the completion of the observatory is not the goal, but only the starting point.” The Very Large Telescope (VLT), EU, Chile, four units of 8.1 meters each Keck Telescope, the United States ...

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

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

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

Over the past few years or so the most talked about kind of telescope was the one that is meant to operate in space. An ...

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

"We can see, for the first time, rings of dust surrounding protoplanets made visible by the bright starlight reflecting off ...