sorry this is late, real world got in the way--work lol. never try to upload 5 min. before having to leave for work
OK this is all done photoshop cs
sketch ,background color
step 2 of 6
lay in more colors
step 3 of 6
shadows
step 4 of 6
darken colors and start the stars
step 5 of 6
finish stars adjust the overall color and sharpen image ---done