Caption This Hubble Space Telescope mosaic shows a portion of the immense Coma galaxy cluster -- containing more than 1,000 galaxies -- located 300 million light-years away. The rapid motion of ...

"SPT2349-56 is a system so extraordinary that we may have caught one of the most massive clusters under formation at a very ...

This artist's impression of the 'quenching' process shows how a normal blue (star-forming) galaxy lost its gas while falling into the Coma Cluster very early on in its formation. Disclaimer ...

An international team of astronomers has solved one of the longstanding cosmic mysteries by uncovering direct evidence of a ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Astronomers observing a mysterious radio halo from the galaxy cluster Abell 1213 have ...

"We were surprised by the streams of light that were visible near the center of the galaxies, as nothing similar has been observed in the past." ...

An international team of astronomers has solved one of the longstanding cosmic mysteries by uncovering direct evidence of a ...

Astronomers have discovered a previously hidden "cosmic fuel tank" in an infant cluster of forming galaxies. This vast reservoir of cool molecular gas is found in the protocluster known as SPT2349 ...