Stuff in Space
Stuff in Space is a realtime 3D map of objects in Earth orbit, visualized using WebGL.
The website updates daily with orbit data from Space-Track.org and uses the excellent satellite.js Javascript library to calculate satellite positions.
The creator of this site is James Yoder; He's an alumnus of FIRST Robotics Competition (FRC) Team 624 and an incoming Electrical and Computer Engineering freshman at the University of Texas at Austin.
Visit this site.