Ever think to yourself, "Gee, I wonder where all the satellites are?" Well, wonder no longer...
Science @ NASA J-Track 3D (http://science.nasa.gov/Realtime/JTrack/3D/JTrack3D.html)
*Requires Java
Lots of Space Junk (http://news.nationalgeographic.com/news/2006/01/0119_060119_space_junk.html) out there
That is *really cool!*