space junk

U.S. Works to Create Space Code of Conduct
The United States and other countries in the European Union are joining together to develop a "code of conduct" that would establish rules for orbiting spacecraft and for mitigating the growing problem of debris, or "space junk".
NASA Considers Using Lasers To Avoid Space Junk
“Space junk” and debris in Earth orbit is a big and growing danger to space vehicles, satellites and even the International Space Station.  That's why NASA scientists are looking at a new option for reducing the dangers of orbiting clutter.