NGC 7253 Photo shows the collision of two galaxies, NGC - TopicsExpress



          

NGC 7253 Photo shows the collision of two galaxies, NGC 7253 AB also called the CPG 566 in the directory Karczencewa describing the pair of galaxies, NGC 7253 included extraordinary catalog of galaxies and designated as Arp 278 Taking into account a number of measurements and redshifts for both galaxies, the distance to the object is estimated for about 238 million years of light. NGC 7253 is located in the north-western part of the constellation of Pegasus image of two galaxies comes from the Lowell Observatory. Was prepared using the 1.1-meter telescope. Taking into account the distance to NGC 7253, NGC 7253 size can be estimated by 115 thousand light-years, and NGC 7253B at about 110 thousand light years. Previously taken into account that NGC 7253 is a group of galaxies that has a multiple collision. Today we know with certainty that this system is a classic example of the collision of two spiral galaxies, where the trails are very active processes gwiazdogenezy. Source: astr.ua.edu
Posted on: Tue, 05 Aug 2014 19:17:41 +0000

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