On a new layer above a black background I randomly applied some brushes from the Star Brushes Set as to create something near to nebula.
step 2 of 7
On a new layer I placed a fractal I created using Apophysis, rasterized it and applied multiply blending.
step 3 of 7
I duplicated the stars layer and dragged the copy to the top, applying overlay blending.
step 4 of 7
On a new layer at the top I placed the source image and rasterized it. Using the magic wand tool and mask I got rid of its background.
step 5 of 7
Clipped hue/saturation adjustment layer was applied to the source image layer...
step 6 of 7
... and levels adjustment layer too.
step 7 of 7
I merged all layers on a new layer at the top, duplicated this layer and equalized it. 15px gaussian blur filtre and vivid light blending were applied.