Post ATch8VDxW5pZwbxFom by evilscientistca@octodon.social
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 (DIR) Post #ATch8VDxW5pZwbxFom by evilscientistca@octodon.social
       2023-03-15T00:33:15Z
       
       0 likes, 1 repeats
       
       By changing filters we can change what we see.  Both of these images are of the Horsehead Nebula. The first image is what our eyes would see if the object were bright enough. The second is using light from oxygen, hydrogen, and sulphur as the R, G, and B channels respectively.