Satellite 'License Plates' Could Prevent a Disaster in Low Earth Orbit

Space may look vast, but it’s actually pretty crowded near Earth.As of a couple of years ago, more than 1,300 active satellites orbited Earth, in addition to tens of thousands of dead satellites, discarded rockets and other bits and pieces that have accumulated in space in the 60 years since Sputnik, ranging in size from softballs to school buses. When we turn on a new radar in a few years that can see even smaller pieces, we are going to see millions of them.And it's going to contin