ALMA, a 66‑antenna radio observatory in northern Chile, is boosting its star‑ and planet‑formation studies with new receivers for interstellar gas.

For more than a quarter-century, workers have been toiling atop a mountaintop in Chile in a quest to help researchers explore the universe in the search for the origins of life.

Telescopes orbiting Earth can peer billions of light-years into space to observe incredible phenomena across the cosmos.

Using observations from Chile, astronomers have logged nearly 50 extremely faint dwarf systems — including so-called "ghost galaxies" — around three larger galaxies, adding new data to a major ...

On a remote mountaintop in the Atacama Desert of northern Chile, engineers are assembling a telescope designed to collect more light than any optical instrument ever built. The centerpiece is a ...

The Earth-based Rubin Observatory and Nancy Grace Roman Space Telescope launched this year, both figuratively and literally. The Rubin Observatory in Chile began observing on this past June and the ...

You may have heard the phrase "we are made of star-stuff." This statement by the astronomer Carl Sagan refers to the fact that elements heavier than hydrogen and helium were forged in the centers of ...

Two independent research teams discovered a hidden giant planet in the famous Beta Pictoris star system using different telescopes. NASA’s James Webb Space Telescope helped detect the faintest planet ...