Another gas bubble / supernova remnant

http://legacysurvey.org/viewer?ra=133.5498&dec=8.9109&zoom=10&layer=decals-dr7

This one is more visible than the previous one I posted. Having noticed the correlation between the visible bubble and the “blob” in the H-Alpha map, I realised that by finding more blobs in the H-Alpha image, I could locate these bubbles in the DECaLS images more easily.

Here is an enhanced version


Supernova Remnant 2.jpg

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