(OK, this is the real picture that NASA posted today. The explanation is interesting, but scroll down to the photo and you will see what I mean. I will post some other photos below so the thread will have a real photo in it!) Explanation: What color is the universe? More precisely, if the entire sky were smeared out, what color would the final mix be? This whimsical question came up when trying to determine what stars are commonplace in nearby galaxies. The answer, depicted above, is a conditionally perceived shade of beige. In computer parlance: #FFF8E7. To determine this,...