galaxy cluster


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galaxy cluster

See clusters of galaxies.

galaxy cluster

[′gal·ik·sē ‚kləs·tər]
(astronomy)
A collection of from two to several hundred galaxies which are much more densely distributed than the average density of galaxies in space.
References in periodicals archive ?
The image of the Abell 370 galaxy cluster and its surroundings was published as part of the Durham University-led Beyond Ultra-deep Frontier Fields And Legacy Observations (BUFFALO) survey.
The standard model of dark matter (cold dark matter model) predicts that once a galaxy cluster has returned to a "relaxed" state after experiencing the turbulence of a merging event, the BCG does not move from the cluster's centre.
Using the European Space Agency's XMM-Newton X-ray observatory, the team behind the latest research uncovered three massive filaments containing gas flowing towards a giant galaxy cluster called Abell 2744.
Only dark matter could hold this diffuse collection of stars together in the collision-prone environment of a crowded galaxy cluster.
Richard Massey, a cosmologist at Durham University in England, and colleagues focused on a galaxy within Abell 3827, a galaxy cluster about 1.3 billion light-years away in the constellation Indus.
New York (AirGuideBusiness - Business & Industry Features) Fri, Apr 4, 2014 - NASA's Hubble Space Telescope has weighed the largest known galaxy cluster in the distant universe, catalogued as ACT-CL J0102-4915, and found it definitely lives up to its nickname -- El Gordo (Spanish for "the fat one").
A team of Japanese scientists claims to have measured growth in a galaxy cluster, the universe's largest structure bound by gravity, Taiwan's government-run Academia Sinica said in a press release Wednesday.
Summary: Scientists have found a galaxy cluster some 10.2 billion light years away.
A GALAXY cluster some 10.2bn light years away has been named as the farthest from Earth ever found.
The telescope recorded X-rays created by electrons located in the hot core of a galaxy cluster.