Celestial hemisphere:  Northern  ·  Constellation: Pegasus (Peg)  ·  Contains:  NGC 7241
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NGC 7241, Gary Imm
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NGC 7241

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NGC 7241, Gary Imm
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NGC 7241

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Description

This is a wonderful pair of rarely imaged galaxies located 50 million light years away in the constellation of Pegasus at a declination of +19 degrees. Both galaxies span about 4 arc-minutes in our apparent view, which corresponds to a diameter of 60,000 light years.

The top galaxy, NGC 7241, is fascinating because of the bright blue star clusters which appear in slightly odd locations above or in front of the core. Many sources talk about these being star clusters of the galaxy, as one would normally expect, although the positioning of the clusters is unusual. However, a recent 2015 study used kinematic data to confirm that these blue clusters do not belong to NGC 7241, at least not yet. These clusters belong to a faint dwarf companion to NGC 7241. This companion galaxy is in the process of merging with the larger galaxy and appears directly along our line of sight to the core of NGC 7241.

The bottom galaxy, UGC 11964, is a flat galaxy that doesn't appear to be interacting with NGC 7241 despite the fact that they are similar distances away.

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