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NGC 7393
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- 1Atlas of Peculiar Galaxies image of Arp 15 shared online●Image of Arp 15, also known as NGC 7393, from the Atlas of Peculiar Galaxies by Halton Arp (1966). In the original catal
An image of Arp 15, also known as NGC 7393, from Halton Arp's 1966 Atlas of Peculiar Galaxies is circulating on social media. The entry, originally catalogued under 'spiral galaxies – detached segments', shows a barred spiral galaxy in the constellation Aquarius, drawing fresh attention to Arp's historic astronomical catalogue.