How far away is Mars? (a visualization)
If the earth were only 100 pixels wide (instead of 12,756 kms.), what would the distance to Mars look like? Two British designers, Jesse Williams and David Paliwoda, have devised a neat interactive animation to show you the answer, along with how far it is to a GPS satellite and the moon. . Don't stop here. Click on the image (or here) to see the animation for yourself. Hint: Even at an impossible 3x the speed of light, it's a long way off. ("And we put a piece of equipment on it," my friend Jeff P. observed in wonderment.) H/T: Flowing Data ...