Using various ground-based and space telescopes, an international team of astronomers has observed a recently discovered fast ...

Astronomers using the Chandra X-ray Telescope have discovered an "exhaust vent attached to a “chimney” of hot gas blowing ...

Astronomers link an X-ray nebula to a pulsar-powered PeVatron, offering major clues to the origins of galactic cosmic rays.

The mystery of strangely blinking objects scattered throughout the Milky Way just deepened. Something 15,000 light-years away from the Sun isn't just slowly, methodically beaming out radio waves – ...