Arp220

Image of Arp220 from the Hubble Space Telescope showing the large scale structure of the merging system.
Astronomers have found evidence of magnetic fields associated with a disc of gas and dust a few hundred light-years across deep inside a system of two merging galaxies known as Arp220 (pictured).
NASA, ESA, the Hubble Heritage (STScl/AURA), ESA, Hubble Collaboration, and A. Evans (University of Virginia, Charlottesville/NRAO/Stony Brook University)
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