Astronomers have discovered extraordinarily powerful X-ray jets blasting from two supermassive black holes that are so ...

As a result, purple and magenta are known as "nonspectral" colors, because they don't really exist as actual electromagnetic ...

Data from NASA's James Webb Space Telescope has revealed dozens of small galaxies that played a starring role in a cosmic ...

Astronomers have discovered a "jellyfish" galaxy whose unusual shape and internal mechanisms—including distinctive "bunny ...