Astronomers have discovered a mysterious new object in our Milky Way, which is emitting X-rays and radio waves at the same time.

Researchers traced long, bright radio pulses, combined with X-rays, to an intriguing cosmic object 15,000 light-years from ...

Astronomers have discovered a strange new object in our Milky Way galaxy. The celestial object is emitting X-rays around the ...

Astronomers have identified ASKAP J1832−091, a peculiar object in the Milky Way, emitting synchronized X-ray and radio waves ...

Black holes are infamous for being invisible. But thanks to a new technique from the Event Horizon Telescope (EHT) team, ...

ASKAP J1832 is part of a rare group of space objects that pulse in radio waves every few dozen minutes. What makes it stand out is that it also pulses in X-rays, as detected by NASA’s powerful. This m ...

A galactic pileup 94 million light-years away is giving astronomers a detailed look at how cosmic collisions shape the universe.

Astronomers caught a brutal act of cosmic violence for the first time—one galaxy piercing another with deadly radiation.

Astronomers with the Event Horizon Telescope have developed a new way to observe the radio sky at multiple frequencies, and ...

A combination of X-ray from NASA's Chandra observatory and radio data indicates that a galactic "fracture" was likely caused ...