The Atacama Large Millimeter/Submillimeter Array (ALMA) in the Chilean Andes is one of the most powerful radio telescope ...

From the moment she looked through a telescope, Marissa Norlund knew she was an observational astronomer.

On Dec. 16, 1962, NASA launched the Explorer 16 spacecraft to study micrometeoroids near Earth. [‘On This Day in Space’ Video ...

In 2020, astronomers identified a nearby star system that appeared to contain something phenomenal: the closest black hole to ...