SPACE JUNK POLLUTES SPACE

An old NASA satellite is out of control and plunging back towards Earth. But U.S. scientists have been left guessing where it will land - as it could be anywhere on the planet. RT's Peter Oliver sought out some top Russian astronomers and cosmonauts to look at whether we should be watching our heads.

They also talk about the growing problem of space junk that orbits the Earth at 15,000 mph.