Is this an early stage of a galaxy?

https://www.legacysurvey.org//viewer/?ra=239.1292&dec=43.7522&layer=hsc-dr2&zoom=16

Looks like its just experienced a flyby

flyby? of another star? or galaxy?

By the galaxy at its 11oclock position. You can see the tidal activity that has been caused by the interaction.

oh cool. shouldn’t they merge or it wasnt close enough to the galaxy to do that