News tagged with galaxy cluster

A possible signal from dark matter?

(Phys.org) —Galaxies are often found in groups or clusters, the largest known aggregations of matter and dark matter. The Milky Way, for example, is a member of the "Local Group" of about three dozen galaxies, ...

Aug 12, 2014
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MUSE reveals true story behind galactic crash

A team of researchers led by Michele Fumagalli from the Extragalactic Astronomy Group and the Institute for Computational Cosmology at Durham University, were among the first to use ESO's Multi Unit Spectroscopic ...

Nov 09, 2014
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Image: Hubble sees spiral in Serpens

(Phys.org) —This new NASA/ESA Hubble Space Telescope image shows a beautiful spiral galaxy known as PGC 54493, located in the constellation of Serpens (The Serpent). This galaxy is part of a galaxy cluster ...

Sep 08, 2014
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The answer is blowing in the intergalactic wind

Astronomers from the University of Toronto and the University of Arizona have provided the first direct evidence that an intergalactic "wind" is stripping galaxies of star-forming gas as they fall into clusters ...

Nov 13, 2014
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Construction secrets of a galactic metropolis

Galaxy clusters are the largest objects in the Universe held together by gravity but their formation is not well understood. The Spiderweb Galaxy (formally known as MRC 1138-262) and its surroundings have ...

Oct 15, 2014
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