By conducting multiwavelength observations with various telescopes and space observatories, astronomers from Tsinghua ...

Views of a massive galaxy cluster Abell 2256 have been captured by NASA’s Chandra X-ray Observatory, ESA’s XMM-Newton and ...

Astronomers may have found a rare intermediate-mass black hole outside galaxy NGC 6099—offering clues about how bigger black holes form.

A rogue, middle-mass black hole has been spotted disrupting an orbiting star in the halo of a distant galaxy, and it's all ...

NASA’s Hubble Space Telescope and NASA’s Chandra X-ray Observatory have teamed up to identify a new possible example of a rare class of black holes. Called NGC 6099 HLX-1, this bright X-ray source ...

The latest approach has been to use Fast Radio Bursts (FRBs), powerful emissions of radio waves that last just a fraction of ...

Two clusters sit on each side of the filament, which stretches 23 million light-years diagonally away from Earth. XMM-Newton and Suzaku’s X-ray data were crucial to mapping the filament’s properties, ...

Using the XMM-Newton telescope, astronomers have discovered a vast 23 million light-year-wide tendril connecting galactic clusters and containing much of the universe's missing matter.