The extraordinary event temporarily shut down equipment at the ALMA Observatory, and the snow reached the telescope's main ...

For the first time, astronomers have obtained visual evidence that a star met its end by detonating twice. By studying the centuries-old remains of supernova SNR 0509-67.5 with the European Southern ...

When science organizations in the United States, Europe, and Japan dreamed up a new, ultra-powerful millimeter and ...

In Chile’s arid Atacama, the driest desert in the world, growers and researchers are looking to harness water from the very ...