The following image was found at:

http://w.astro.berkeley.edu/~echiang/fluid/fluid.html

on the Astronomy 202: Astrophysical Fluid Dynamics Spring 2008 course website for the University of California at Berkeley.  This image was chosen because the fluid dynamics of astrophysics is very intriguing, and it exceptionally shows fluid physics with stars and space in an aesthetically pleasing image.

Image By: The Hubble Heritage