When you buy through links on our articles, Future and its syndication partners may earn a commission. The radio emission of Tailed Radio Galaxy, observed at 144 MHz with an angular resolution of 0.34 ...

When studying local galaxy cluster Abell 3667, Anthony Englert GS, a Ph.D. candidate in physics, noticed something unique. Connecting the brightest galaxies in two small clusters within Abell 3667 was ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The cosmic community of Abell 1489 comes into focus in this image of the galaxy cluster taken by ...

Galaxy clusters are among the largest structures in our universe, consisting of hundreds or thousands of galaxies that have become gravitationally bound together over billions of years.

Initially thought to be a single cluster, further research reveals Abell 3192 comprises two separate galaxy clusters. When you purchase through links on our site, we may earn an affiliate commission.

Abell 370, a galaxy cluster located nearly 4 billion light-years away from Earth features several arcs of light, including the "Dragon Arc" (lower left of center). These arcs are caused by ...

The Hercules Galaxy Cluster, designated Abell 2151, is a rich northern cluster of galaxies located 500 million light-years distant, officially cataloged by George O. Abell. A notable feature of Abell ...

The gas is so hot, between 10 million and 100 million degrees Celsius, that it radiates in powerful X-rays. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

In 1958 the great extragalactic astronomer George Abell of UCLA compiled a catalog of galaxy clusters. It was extended by Abell and collaborators in 1987 and eventually contained 4,076 clusters. Abell ...

When two pairs of galaxy clusters collide, the final result is not four separate objects, but one giant galaxy cluster. Astronomers using data from NASA's Chandra X-ray Observatory and several other ...

Astronomers using NASA’s Hubble Space Telescope took advantage of a giant cosmic magnifying glass to create one of the sharpest and most detailed maps of dark matter in the universe. Dark matter is an ...