Keyword: abell 1795
Abell 1795: A Galaxy Cluster s Cooling Flow
7.12.2000
7.12.2000
Throughout the Universe, galaxies tend to swarm in groups ranging from just a handful of members to casts of thousands. Astronomers have realized since the early 1970s that the larger swarms, immense clusters of galaxies millions of light-years across, are immersed within tenuous clouds of hot gas which glow strongly in x-rays.
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