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.
450 light years....
I was trying to put this distance into perspective.
The Orion Arm of the Milky Way is probably some 3,500 light-years wide. (quote from a source)
So that is roughly one tenth the width of our local arm.