This is the coolest thing I have seen in a long time (well, besides Phoenix, the GLAST launch, the last Hubble image... but you understand where I'm going with this). [Update (Oct 16, 2010: The original for this graphic at MoistProductions appears to be gone, so here's a site with a nice big version of it.]
And it's pronounced goo-mee, not guhm-ee. It's German for "rubber" (or eraser). Danke.
Tip o' the insulin shot to io9.