Saw this, thought I'd share. http://htwins.net/scale2/ Don't forget to zoom in as well as out. You've probably seen something like this, but I've never seen it laid out like this exactly. Really puts things in perspective. And makes it an undeniable fact in my mind that many alien civilizations exist.
Reminds me of "powers of 10" which I'm sure most of us have suffered through in high school science but it's a great way to remind up me how limited our perspective is. Sent from your iPad using Grasscity Forum
http://www.youtube.com/watch?v=0fKBhvDjuy0 in case someone's missed it. Sent from your iPad using Grasscity Forum