Moving objects can give 3-D depth effect called kinetic depth effect. Draw the following Stereokinetic Effect where rotating circles generates an interesting 3-D effect. Idea from https://michaelbach.de/ot/mot-ske/
Draw a lot of stars on a dark background. The size of the stars vary with smaller ones dimmer than the bigger ones. Stars also have some low saturated random
Modify spiral of spirals such that the direction of sub spirals start from almost the opposite direction to the current spiral. Source Code: (This code may run a few minutes)