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Anne’s Image of the Day: Dwarf Galaxy NGC 7320

4 Apr 2014, 13:28 UTC
Anne’s Image of the Day: Dwarf Galaxy NGC 7320
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April 4, 2014 NGC 7320, an unbarred spiral dwarf galaxy in Pegasus Image Credit: NASA, ESA, and the Hubble SM4 ERO Team NGC 7320 (also known as PGC 69270) is an unbarred spiral dwarf galaxy of some 30 thousand light-years across, located about 39 million light-years away from Earth in the northern constellation of [continue reading]

April 4, 2014
NGC 7320, an unbarred spiral dwarf galaxy in Pegasus

Image Credit: NASA, ESA, and the Hubble SM4 ERO Team
NGC 7320 (also known as PGC 69270) is an unbarred spiral dwarf galaxy of some 30 thousand light-years across, located about 39 million light-years away from Earth in the northern constellation of Pegasus (the Winged Horse). It is receding from us at roughly 786 kilometers per hour.
Together with the galaxies NGC 7317, NGC 7318A, NGC 7318B, and NGC 7319 it forms Stephan’s Quintet (also known as Hickson Compact Group 92 and Arp 319), even though NGC 7320 is actually a foreground galaxy, and not a member of the galaxy group; which lies at some 300 million light-years distant.
NGC 7320 is showing extensive star-forming (H II) regions, visible as as red blobs, where active star formation is occurring. The bright blue ...

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