Friday, 20 October 2017

Hubble Unravels a Twisted Cosmic Knot


This Hubble image shows what happens when two galaxies become one. The twisted cosmic knot seen here is NGC 2623 — or Arp 243 — and is located about 250 million light-years away in the constellation of Cancer (The Crab). via NASA http://ift.tt/2xTIy5i
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