Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...

New findings explain the Phoenix cluster's mysterious starburst. Data confirm the cluster is actively cooling and able to generate a huge amount of stellar fuel on its own.

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.