In a "rite of passage," the JAXA/NASA X-ray telescope XRISM has mapped in detail Cygnus X-3, a curious binary system with a ...

For decades, astronomers have puzzled over how the supermassive black holes residing in the center of galaxies form. Now, ...

The Sombrero galaxy, located approximately 30 million light-years away in the constellation Virgo, also hosts about 2,000 ...