sorry about the top part, I had cropped my file before saving for the sbs.
step 2 of 11
dodge and burn tool..
step 3 of 11
duplicated it.
step 4 of 11
just ellipse tool with dodge and burn marks..
step 5 of 11
smudged the lines in the ellipse and applied the dodge and burn tools again
step 6 of 11
step 7 of 11
colors of rainbow.
step 8 of 11
transformed the rainbow into a curve.
step 9 of 11
filled the background with black and painted some white feathered circles with brush, after this applied lots and lots of smudge, dodge and burn tools.
step 10 of 11
step 11 of 11
after finishing took a new layer of dark brown color and played with blending mode to get the final image.