There are 17,000 traceable objects in space. However only 600 of these objects are active satellites. The other 96% can be classified as space debris; human-mad

Since the beginning of space flight, the collision hazard in Earth orbit has increased as the number of artificial objects orbiting the Earth has grown. Spacecr

"TRB's National Cooperative Highway Research Program (NCHRP) Report 781: A Debris Management Handbook for State and Local DOTs and Departments of Public Works p