Abdelkader Benchamma, “Representation of Dark Matter” (2015), installation view (all photos by Jose Andres Ramirez, courtesy The Drawing Center)

Sourced from:

http://hyperallergic.com/213068/drawing-the-vast-and-invisible-dark-matter-of-our-universe/
Check out this site for a fun time lapse of the process! And some info, too.