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News for Norther Colorado and the world

Sunday, December 21, 2014

Posts Tagged ‘Shell Galaxies in Pisces’

Astronomy Picture of the Day

Astronomy Picture of the Day

  Shell Galaxies in Pisces Image Credit & Copyright: Stephen Leshin Explanation: This colorful cosmic skyscape features a peculiar system of galaxies cataloged as Arp 227 some 100 million light-years distant. Swimming within the boundaries of the constellation Pisces, Arp 227 consists of the two galaxies prominent on the left; the curious shell galaxy NGC 474 and its blue, spiral-armed neighbor NGC 470. The faint, wide arcs or shells of NGC 474 could have been formed ... Full Story

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