For more detail go to the link and click on the image for a high definition image. You can then move the magnifying glass cursor then click to zoom in and click again to zoom out. When zoomed in you can scan by moving the side bars on the bottom and right side of the image.
100 years ago yesterday. There are two things Edwin Hubble is most known for: discovering that the universe is expanding, and this.
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I'm not sure. But I do know that is SO very big that I will not accept the job of cleaning it.
Just finished reading “The Day We Found the Universe” by Marcia Bartusiak. Very good read...recommended. Also just read “Einstein’s Unfinished Symphony” by the same author. Also recommended.